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Top 1000 Patent Firms (2015)

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TABLE: Top 1000 Patent Firms (ranked by #patents)

Rank Patent Firms #Patents
1 OBLON MCCLELLAND MAIER & NEUSTADT 5173
2 SUGHRUE MION 4659
3 BIRCH STEWART KOLASCH & BIRCH 3743
4 FISH & RICHARDSON 3404
5 CANTOR COLBURN 3325
6 KNOBBE MARTENS OLSON & BEAR 3299
7 HARNESS DICKEY & PIERCE 3155
8 OLIFF 3137
9 FOLEY & LARDNER 2589
10 KILPATRICK TOWNSEND & STOCKTON 2460
11 MCDERMOTT WILL & EMERY 2153
12 NOVAK DRUCE CONNOLLY BOVE + QUIGG 2120
13 BANNER & WITCOFF 2071
14 SCHWEGMAN LUNDBERG & WOESSNER P.A. 1887
15 BRINKS GILSON & LIONE 1851
16 FITZPATRICK CELLA HARPER & SCINTO 1822
17 MORGAN LEWIS & BOCKIUS 1802
18 MUNCY GEISSLER OLDS & LOWE 1646
19 NIXON & VANDERHYE 1586
20 FINNEGAN HENDERSON FARABOW GARRETT & DUNNER 1480
21 BUCHANAN INGERSOLL & ROONEY PC 1466
22 STAAS & HALSEY 1454
23 WENDEROTH LIND & PONACK 1435
24 BLAKELY SOKOLOFF TAYLOR & ZAFMAN 1374
25 SLATER & MATSIL 1333
26 NSIP LAW 1323
27 BAKER BOTTS 1286
28 WESTERMAN HATTORI DANIELS & ADRIAN 1253
29 DENTONS US 1208
30 KENYON & KENYON 1198
31 LERNER DAVID LITTENBERG KRUMHOLZ & MENTLIK 1191
32 PERKINS COIE 1143
33 JIANQ CHYUN IP OFFICE 1135
34 STERNE KESSLER GOLDSTEIN & FOX 1107
35 PATTERSON & SHERIDAN 1092
36 YOUNG & THOMPSON 1087
37 LOWE HAUPTMAN & HAM 1079
38 GREENBLUM & BERNSTEIN 1040
39 DRINKER BIDDLE & REATH 1025
40 LEYDIG VOIT & MAYER 1024
41 BROOKS KUSHMAN 1022
42 MICHAEL BEST & FRIEDRICH 1008
43 LADAS & PARRY 995
44 SEED IP LAW GROUP 989
45 HAYNES AND BOONE 951
46 MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO 946
47 MCDONNELL BOEHNEN HULBERT & BERGHOFF 921
48 OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT 921
49 CROWELL & MORING 920
50 CHRISTIE PARKER & HALE 890
51 WOLF GREENFIELD & SACKS 888
52 RABIN & BERDO 884
53 BAKER & HOSTETLER 884
54 FENWICK & WEST 874
55 MORRISON & FOERSTER 869
56 SCULLY SCOTT MURPHY & PRESSER 862
57 VOLPE AND KOENIG 861
58 ALSTON & BIRD 842
59 WORKMAN NYDEGGER 836
60 CANON USA INC. IP DIVISION 831
61 KEATING & BENNETT 821
62 MERCHANT & GOULD 812
63 PILLSBURY WINTHROP SHAW PITTMAN 803
64 K&L GATES 795
65 NIXON PEABODY 790
66 SHERIDAN ROSS 778
67 RENNER OTTO BOISSELLE & SKLAR 757
68 GLOBAL IP COUNSELORS 750
69 MEYERTONS HOOD KIVLIN KOWERT & GOETZEL 744
70 PEARNE & GORDON 743
71 ARENT FOX 728
72 MARSHALL GERSTEIN & BORUN 721
73 ALLEMAN HALL MCCOY RUSSELL & TUTTLE 711
74 LOCKE LORD 710
75 HOLTZ HOLTZ GOODMAN & CHICK PC 701
76 OSHA LIANG 696
77 BARNES & THORNBURG 681
78 MCCLURE QUALEY & RODACK 675
79 STUDEBAKER & BRACKETT PC 669
80 LEE HONG DEGERMAN KANG & WAIMEY 663
81 CONLEY ROSE 650
82 INGRASSIA FISHER & LORENZ 647
83 LOWENSTEIN SANDLER 639
84 AMIN TUROCY & WATSON 639
85 WEBB LAW FIRM 621
86 FAEGRE BAKER DANIELS 619
87 BACON & THOMAS 615
88 MCANDREWS HELD & MALLOY 614
89 SHUMAKER & SIEFFERT P.A. 608
90 DORITY & MANNING P.A. 605
91 RATNERPRESTIA 604
92 GREENBERG TRAURIG 601
93 FAY SHARPE 583
94 HAMRE SCHUMANN MUELLER & LARSON 580
95 MCGINN IP LAW GROUP 576
96 WOOD HERRON & EVANS 574
97 KLARQUIST SPARKMAN 573
98 RANKIN HILL & CLARK 566
99 DORSEY & WHITNEY 558
100 DLA PIPER 556
101 WESTMAN CHAMPLIN & KOEHLER P.A. 548
102 CANON U.S.A. INC. IP DIVISION 544
103 LEE & MORSE 542
104 MYERS BIGEL SIBLEY & SAJOVEC P.A. 538
105 FLETCHER YODER 533
106 ROSENBERG KLEIN & LEE 531
107 LUCAS & MERCANTI 519
108 DUANE MORRIS 518
109 MCKENNA LONG & ALDRIDGE 517
110 LEE & HAYES 513
111 SQUIRE PATTON BOGGS 510
112 YEE & ASSOCIATES 507
113 ROSSI KIMMS & MCDOWELL 504
114 MAGINOT MOORE & BECK 503
115 COOLEY 496
116 OSTROLENK FABER 494
117 JEFFERSON IP LAW 491
118 MILES & STOCKBRIDGE 488
119 QUARLES & BRADY 480
120 FARRELL LAW FIRM 480
121 HESLIN ROTHENBERG FARLEY & MESITI 479
122 HARRINGTON & SMITH 478
123 ROBERTS MLOTKOWSKI SAFRAN & COLE 458
124 GREER BURNS & CRAIN 457
125 FITCH EVEN TABIN & FLANNERY 457
126 SCHMEISER OLSEN & WATTS 456
127 VENABLE 455
128 TRASKBRITT 452
129 ROTHWELL FIGG ERNST & MANBECK 451
130 HUSCH BLACKWELL 450
131 ZILKA-KOTAB PC 450
132 DICKINSON WRIGHT 448
133 MCCARTER & ENGLISH 447
134 WILSON SONSINI GOODRICH & ROSATI 444
135 FUJITSU PATENT CENTER 442
136 EDELL SHAPIRO & FINNAN 441
137 WOMBLE CARLYLE SANDRIDGE & RICE 438
138 COOPER & DUNHAM 428
139 CARLSON GASKEY & OLDS 424
140 KED & ASSOCIATES 424
141 ROBINSON INTELLECTUAL PROPERTY LAW OFFICE 422
142 HEWLETT-PACKARD PATENT DEPARTMENT 422
143 GARLICK & MARKISON 419
144 ARMSTRONG TEASDALE 419
145 NELSON MULLINS RILEY & SCARBOROUGH 415
146 MASCHOFF BRENNAN 414
147 ALLEN DYER DOPPELT MILBRATH & GILCHRIST P.A. 411
148 F. CHAU & ASSOCIATES 409
149 IP & T GROUP 408
150 SALIWANCHIK LLOYD & EISENSCHENK 408
151 H.C. PARK & ASSOCIATES 396
152 LATHROP & GAGE 395
153 TROP PRUNER & HU 390
154 JONES DAY 386
155 DINSMORE & SHOHL 384
156 CHRISTENSEN O’CONNOR JOHNSON KINDNESS 384
157 HANLEY FLIGHT & ZIMMERMAN 383
158 TROUTMAN SANDERS 376
159 WITHROW & TERRANOVA 376
160 VAN PELT YI & JAMES 376
161 MURPHY BILAK & HOMILLER 375
162 PARK VAUGHAN FLEMING & DOWLER 375
163 CARTER DELUCA FARRELL & SCHMIDT 370
164 SUTHERLAND ASBILL & BRENNAN 366
165 COZEN O’CONNOR 366
166 COATS & BENNETT 365
167 NIXON & VANDERHYE PC 363
168 GIFFORD KRASS SPRINKLE ANDERSON & CITKOWSKI 362
169 MATTINGLY & MALUR PC 361
170 PROCOPIO CORY HARGREAVES & SAVITCH 359
171 WPAT PC 359
172 PANITCH SCHWARZE BELISARIO & NADEL 357
173 POSZ LAW GROUP 353
174 ROPES & GRAY 351
175 PRICE HENEVELD 351
176 FOX ROTHSCHILD 351
177 NEAL GERBER & EISENBERG 350
178 GE GLOBAL PATENT OPERATION 343
179 TAROLLI SUNDHEIM COVELL & TUMMINO 341
180 KING & SPALDING 339
181 QUINN LAW GROUP 338
182 NORTON ROSE FULBRIGHT US 335
183 ESCHWEILER & ASSOCIATES 333
184 RYAN MASON & LEWIS 332
185 DICKSTEIN SHAPIRO 329
186 PATENT CAPITAL GROUP 327
187 LOWE GRAHAM JONES 323
188 WEAVER AUSTIN VILLENEUVE & SAMPSON 322
189 BLANK ROME 322
190 FROMMER LAWRENCE & HAUG 321
191 DITTHAVONG & STEINER 319
192 WILMER CUTLER PICKERING HALE AND DORR 318
193 IPUSA 313
194 BURR & BROWN 312
195 COWAN LIEBOWITZ & LATMAN 312
196 HAMILTON BROOK SMITH & REYNOLDS 311
197 COLLARD & ROE 309
198 BOZICEVIC FIELD & FRANCIS 307
199 KAMRATH IP LAWFIRM P.A. 305
200 SNELL & WILMER 302
201 ALG 301
202 MOORE & VAN ALLEN 297
203 CKC 296
204 PEARL COHEN ZEDEK LATZER BARATZ 294
205 SEAGER TUFTE & WICKHEM 293
206 HOFFMAN WARNICK 289
207 BOYLE FREDRICKSON S.C. 288
208 SWANSON & BRATSCHUN 288
209 LANDO & ANASTASI 286
210 GUNTIN & GUST 284
211 WILLIAM PARK & ASSOCIATES 283
212 HOFFMANN & BARON 282
213 REISING ETHINGTON 282
214 KINNEY & LANGE P.A. 280
215 MARBURY LAW GROUP 280
216 NATH GOLDBERG & MEYER 280
217 HOLLAND & HART 278
218 JENKINS WILSON TAYLOR & HUNT P.A. 278
219 HAUPTMAN HAM 277
220 FISHMAN STEWART YAMAGUCHI 275
221 SCHWABE WILLIAMSON & WYATT 275
222 MACMILLAN SOBANSKI & TODD 273
223 SHEPPARD MULLIN RICHTER & HAMPTON 272
224 MILLER MATTHIAS & HULL 271
225 HOWARD & HOWARD ATTORNEYS 271
226 ANDRUS INTELLECTUAL PROPERTY LAW 270
227 MORI & WARD 268
228 KACVINSKY DAISAK BLUNI 264
229 PATTERSON THUENTE PEDERSEN P.A. 264
230 HARRITY & HARRITY 261
231 STOEL RIVES 261
232 TUTUNJIAN & BITETTO 260
233 TREYZ LAW GROUP 260
234 GARDERE WYNNE SEWELL 260
235 THORPE NORTH & WESTERN 257
236 MILLEN WHITE ZELANO & BRANIGAN 254
237 THOMAS | HORSTEMEYER 254
238 POLSINELLI PC 252
239 INNOVATION COUNSEL 252
240 DAVIS WRIGHT TREMAINE 250
241 DICKE BILLIG & CZAJA 250
242 LI & CAI INTELLECTUAL PROPERTY OFFICE 248
243 BROOKS CAMERON & HUEBSCH 248
244 LEMPIA SUMMERFIELD KATZ 247
245 PIONEER HI-BRED INT’L 246
246 TOLER LAW GROUP PC 245
247 VISTA IP LAW GROUP 244
248 VOLENTINE & WHITT 239
249 MARSH FISCHMANN & BREYFOGLE 238
250 OHLANDT GREELEY RUGGIERO & PERLE 238
251 NUTTER MCCLENNEN & FISH 237
252 VIERRA MAGEN MARCUS 236
253 GRIFFITHS & SEATON 235
254 CESARI AND MCKENNA 231
255 BRACEWELL & GIULIANI 230
256 BROWDY AND NEIMARK 228
257 ABEL LAW GROUP 228
258 LEASON ELLIS 224
259 MYERS BIGEL SIBLEY & SAJOVEC PA 224
260 CARRIER BLACKMAN & ASSOCIATES 223
261 CALFEE HALTER & GRISWOLD 222
262 SUNSTEIN KANN MURPHY & TIMBERS 219
263 HICKMAN PALERMO BECKER BINGHAM 219
264 NORTON ROSE FULBRIGHT CANADA 218
265 ST. ONGE STEWARD JOHNSTON & REENS 217
266 PATENT PORTFOLIO BUILDERS 216
267 KRATZ QUINTOS & HANSON 216
268 DAVIS & BUJOLD 215
269 SCHIFF HARDIN 215
270 HONIGMAN MILLER SCHWARTZ AND COHN 213
271 HENRY M. FEIEREISEN 212
272 SHOOK HARDY & BACON 212
273 ADDITON HIGGINS & PENDLETON P.A. 210
274 LECLAIRRYAN A PROFESSIONAL 209
275 BALLARD SPAHR 208
276 WPAT 207
277 QUICKPATENTS 207
278 MERCHANT & GOULD PC 206
279 MEUNIER CARLIN & CURFMAN 205
280 RADER FISHMAN & GRAUER 203
281 ABELMAN FRAYNE & SCHWAB 202
282 GOODWIN PROCTER 201
283 MARTINE PENILLA GROUP 201
284 CRGO LAW 199
285 WINSTEAD PC 199
286 WELLS ST. JOHN P.S. 198
287 HAYNES BEFFEL & WOLFELD 196
288 MCCORMICK PAULDING & HUBER 194
289 PLUMSEA LAW GROUP 194
290 FLEIT GIBBONS GUTMAN BONGINI & BIANCO PL 194
291 HOLLAND & KNIGHT 193
292 CHA & REITER 193
293 HOVEY WILLIAMS 192
294 HAMILTON DESANCTIS & CHA 192
295 MH2 TECHNOLOGY LAW GROUP 191
296 YOUNG BASILE HANLON & MACFARLANE 190
297 SCULLY SCOTT MURPHY & PRESSER PC 189
298 BRUNDIDGE & STANGER 188
299 DALY CROWLEY MOFFORD & DURKEE 187
300 DAVIDSON DAVIDSON & KAPPEL 184
301 AMERSON LAW FIRM 183
302 ANOVA LAW GROUP 183
303 MCKEE VOORHEES & SEASE 182
304 SUITER SWANTZ PC LLO 181
305 BRAKE HUGHES BELLERMANN 181
306 STITES & HARBISON 179
307 MORRIS MANNING & MARTIN 179
308 FROST BROWN TODD 178
309 SENNIGER POWERS 178
310 PEPPER HAMILTON 178
311 CANON USA INC IP DIVISION 177
312 SMITH GAMBRELL & RUSSELL 177
313 FOGG & POWERS 177
314 THOMPSON HINE 177
315 HUNTON & WILLIAMS 176
316 GROSSMAN TUCKER PERREAULT & PFLEGER 175
317 CHEN YOSHIMURA 175
318 KATTEN MUCHIN ROSENMAN 174
319 FRASER CLEMENS MARTIN & MILLER 174
320 SONY 174
321 HOLLINGSWORTH DAVIS 173
322 FISH & TSANG 171
323 MOTS LAW 170
324 SINORICA 170
325 CASIMIR JONES S.C. 166
326 MUETING RAASCH & GEBHARDT P.A. 166
327 TAFT STETTINIUS & HOLLISTER 166
328 OCCHIUTI & ROHLICEK 165
329 FARJAMI & FARJAMI 164
330 BAKER & MCKENZIE 164
331 HAHN LOESER & PARKS 162
332 SMITH RISLEY TEMPEL SANTOS 161
333 BAINWOODHUANG 161
334 HAVERSTOCK & OWENS 160
335 STETINA BRUNDA GARRED & BRUCKER 159
336 JACKSON WALKER 159
337 WOODARD EMHARDT MORIARTY MCNETT & HENRY 159
338 OPPEDAHL PATENT LAW FIRM 159
339 MORRIS & KAMLAY 157
340 KLEIN O’NEILL & SINGH 157
341 WARNER NORCROSS & JUDD 157
342 HOGAN LOVELLS US 157
343 BOND SCHOENECK & KING 156
344 DYKEMA GOSSETT 156
345 KENNEDY LENART SPRAGGINS 156
346 MAHAMEDI PARADICE 156
347 KIRTON MCCONKIE 156
348 JORDAN IP LAW 155
349 CHRISTOPHER & WEISBERG P.A. 155
350 CARSTENS & CAHOON 154
351 JORDAN AND HAMBURG 153
352 MYERS WOLIN 153
353 GARDNER LINN BURKHART & FLORY 153
354 BURNS & LEVINSON 153
355 PARKS WOOD 153
356 KONRAD RAYNES DAVDA & VICTOR 152
357 COOPER LEGAL GROUP 152
358 GIBB & RILEY 152
359 PATENT LAW WORKS 151
360 SAIDMAN DESIGNLAW GROUP 151
361 ANTONELLI TERRY STOUT & KRAUS 150
362 BEYER LAW GROUP 149
363 STEINFL & BRUNO 147
364 ROYLANCE ABRAMS BERDO & GOODMAN 146
365 MCGLEW AND TUTTLE 146
366 LOZA & LOZA 145
367 REINHART BOERNER VAN DEUREN 145
368 TERRILE CANNATTI CHAMBERS & HOLLAND 145
369 DELIZIO LAW 144
370 SERVILLA WHITNEY 144
371 BRYAN CAVE 144
372 ADELI 144
373 CHOATE HALL & STEWART 143
374 J.C. PATENTS 143
375 STEIN IP 143
376 WOOD PHILLIPS KATZ CLARK & MORTIMER 143
377 MCHALE & SLAVIN P.A. 143
378 CLARK & ELBING 143
379 KPPB 143
380 SAUL EWING 143
381 ONELLO & MELLO 142
382 ECKERT SEAMANS CHERIN & MELLOTT 142
383 BOOKOFF MCANDREWS 142
384 FLYNN THIEL BOUTELL & TANIS 141
385 MOSER TABOADA 141
386 RENNER KENNER GREIVE BOBAK TAYLOR & WEBER 141
387 FLEIT GIBBONS GUTMAN BONGINI & BIANCO P.L. 141
388 HAZUKI INTERNATIONAL 141
389 SORELL LENNA & SCHMIDT 139
390 HARTMAN & CITRIN 138
391 SKF USA INC. PATENT DEPT. 138
392 DUFT BORNSEN & FETTIG 138
393 FOLEY HOAG 137
394 DOWNEY BRAND 136
395 HALL ESTILL ATTORNEYS AT LAW 134
396 KOPPEL PATRICK HEYBL & PHILPOTT 134
397 JACKSON IPG 134
398 LEWIS ROCA ROTHGERBER 134
399 SEYFARTH SHAW 134
400 FREDRIKSON & BYRON P.A. 134
401 JACOBSON HOLMAN PLLC. 133
402 MCNEES WALLACE & NURICK 132
403 AKERMAN 132
404 THOMPSON COBURN 132
405 FAY KAPLUN & MARCIN 131
406 HODGSON RUSS 130
407 KEOHANE & D’ALESSANDRO 130
408 RUTAN & TUCKER 129
409 AMSTER ROTHSTEIN & EBENSTEIN 128
410 SHAY GLENN 128
411 MONTGOMERY PATENT & DESIGN 128
412 KRIEG DEVAULT 128
413 CERMAK NAKAJIMA & MCGOWAN 128
414 CUENOT FORSYTHE & KIM 128
415 VEDDER PRICE 128
416 EDWARDS WILDMAN PALMER 128
417 WHITHAM CURTIS CHRISTOFFERSON & COOK PC 127
418 FLETCHER YODER PC 127
419 CARR & FERRELL 127
420 CROSSLEY PATENT LAW 126
421 TUCKER ELLIS 126
422 KUNZLER LAW GROUP 126
423 SLAYDEN GRUBERT BEARD 125
424 COCHRAN FREUND & YOUNG 125
425 ARTEGIS LAW GROUP 125
426 NOVICK KIM & LEE 125
427 BROWN RUDNICK 124
428 GENERAL ELECTRIC 123
429 NICHOLSON DE VOS WEBSTER & ELLIOTT 123
430 STEPTOE & JOHNSON 122
431 ANDREWS KURTH 122
432 INGRASSIA FISHER & LORENZ PC 122
433 IMPERIUM PATENT WORKS 121
434 PERRY + CURRIER 121
435 WHITE & CASE 121
436 US NAVAL RESEARCH LABORATORY 120
437 CLARK & BRODY 120
438 KENEALY VAIDYA 120
439 VORYS SATER SEYMOUR AND PEASE 119
440 HARNESS DICKEY 119
441 BROWNSTEIN HYATT FARBER SCHRECK 118
442 PANASONIC PATENT CENTER 118
443 FINCH & MALONEY 118
444 WOLFE-SBMC 117
445 SIMPSON & SIMPSON 116
446 KILPATRICK TOWNSEND AND STOCKTON 116
447 DERGOSITS & NOAH 116
448 MUIRHEAD AND SATURNELLI 115
449 SMALL PATENT LAW GROUP 115
450 MANNAVA & KANG 115
451 CLEMENTS BERNARD 114
452 ADAMS & WILKS 114
453 COLLEN IP 114
454 LEXYOUME IP MEISTER 113
455 AUSTIN RAPP & HARDMAN 113
456 DAVID AND RAYMOND PATENT FIRM 113
457 WONG CABELLO LUTSCH RUTHERFORD & BRUCCULERI 113
458 BERESKIN & PARR LLP/S.E.N.C.R.L. 113
459 STRAUB & POKOTYLO 112
460 PARKER HIGHLANDER 112
461 WHYTE HIRSCHBOECK DUDEK S.C. 112
462 CHAPIN IP LAW 112
463 CARLSON GASKEY & OLDS PC 112
464 SHERR & JIANG 111
465 EGBERT LAW OFFICES 111
466 INTERNATIONAL IP LAW GROUP 111
467 SAILE ACKERMAN 110
468 ADE & COMPANY 110
469 BUCKLEY MASCHOFF & TALWALKAR 110
470 BAKER HOSTETLER 109
471 ADVENT 109
472 BUCHANAN INGERSOLL & ROONEY 109
473 KILE PARK REED & HOUTTEMAN 109
474 BACHMAN & LAPOINTE 109
475 BORDEN LADNER GERVAIS 109
476 SAND & SEBOLT 109
477 PRASS 108
478 CONDO ROCCIA KOPTIW 108
479 FERENCE & ASSOCIATES 108
480 HDLS IPR SERVICES 108
481 KAGAN BINDER 107
482 STANDLEY LAW GROUP 106
483 BOOTH UDALL FULLER 106
484 PROSKAUER ROSE 105
485 KUNZLER LAW GROUP PC 104
486 WINSTON & STRAWN 103
487 GLOBAL INTELLECTUAL PROPERTY AGENCY 103
488 FULWIDER PATTON 103
489 WILLIAM PARK & ASSOCIATES PATENT 102
490 KAPLAN BREYER SCHWARZ & OTTESEN 102
491 CAMPBELL STEPHENSON 101
492 NIKOLAI & MERSEREAU P.A. 100
493 PARKER IBRAHIM & BERG 100
494 HAYES SOLOWAY 100
495 BLAKELY SOKOLOFF TAYLOR ZAFMAN 100
496 KUSNER & JAFFE 100
497 WRB-IP 100
498 VAN COTT BAGLEY CORNWALL & MCCARTHY 99
499 ZIOLKOWSKI PATENT SOLUTIONS GROUP SC 98
500 BERENATO & WHITE 98
501 MOSSMAN KUMAR & TYLER PC 98
502 CHRISTENSEN FONDER P.A. 98
503 O’SHEA GETZ 98
504 KELLER JOLLEY PREECE 98
505 BEJIN BIENEMAN 97
506 STROOCK & STROOCK & LAVAN 97
507 NIELDS LEMACK & FRAME 97
508 ISHIMARU & ASSOCIATES 97
509 DILWORTH & BARRESE 96
510 EDWARDS NEILS 95
511 OKAMOTO & BENEDICTO 95
512 COOK ALEX 95
513 MAIER & MAIER 94
514 DIEDERIKS & WHITELAW 94
515 PIONEER HI-BRED INT’L. 94
516 PLAGER SCHACK 93
517 STOLOWITZ FORD COWGER 93
518 SHUTTLEWORTH & INGERSOLL 92
519 BYRNE POH 92
520 LUEDEKA NEELY GROUP 91
521 MILES & STOCKBRIDGE PC 91
522 MATTHIAS SCHOLL 91
523 SMITH & HOPEN P.A. 91
524 KOLISCH HARTWELL 90
525 HOWARD IP LAW GROUP PC 90
526 SILICON VALLEY PATENT GROUP 90
527 HOLZERIPLAW PC 89
528 GOWLING LAFLEUR HENDERSON 89
529 RUSSELL NG 89
530 LARSON NEWMAN 89
531 KWAN & OLYNICK 88
532 BUSKOP LAW GROUP PC 88
533 WANG LAW FIRM 88
534 MARGER JOHNSON & MCCOLLOM PC 88
535 MUIR PATENT LAW 88
536 SOCAL IP LAW GROUP 87
537 HOWISON & ARNOTT 87
538 GATES & COOPER 87
539 JACOX MECKSTROTH & JENKINS 87
540 SAWYER LAW GROUP 87
541 REED SMITH 86
542 MILLER IP GROUP 86
543 THOMAS|HORSTEMEYER 86
544 GLOBAL IP SERVICES 86
545 KILYK & BOWERSOX 86
546 CRAWFORD MAUNU 85
547 TURK IP LAW 85
548 LRK PATENT LAW FIRM 85
549 WALL & TONG 85
550 HOWSON & HOWSON 85
551 GAZDZINSKI & ASSOCIATES PC 85
552 NOTARO MICHALOS & ZACCARIA 84
553 REMARCK LAW GROUP 83
554 LACKENBACH SIEGEL 83
555 REVOLUTION IP 83
556 DOBRUSIN LAW FIRM 83
557 WHITMYER IP GROUP 82
558 CAESAR RIVISE PC 82
559 MCGINN IP LAW GROUP PLLC. 82
560 NORRIS MCLAUGHLIN & MARCUS P.A. 81
561 BERKELEY LAW & TECHNOLOGY GROUP 81
562 KING & SCHICKLI 81
563 HANLEY FLIGHT AND ZIMMERMAN 81
564 REINHART BOERNER VAN DEUREN S.C. 80
565 YUDELL ISIDORE 80
566 HULTQUIST 80
567 GTC LAW GROUP LLP & AFFILIATES 80
568 MYERS BIGEL SIBLEY & SAJOVEC 79
569 PATTERSON + SHERIDAN 79
570 ASCENDA LAW GROUP PC 79
571 PARSONS BEHLE & LATIMER 78
572 SPRINKLE IP LAW GROUP 78
573 CHERNOFF VILHAUER MCCLUNG & STENZEL 78
574 MARTIN & ASSOCIATES 78
575 DELIZIO GILLIAM 78
576 MENDELSOHN DRUCKER & DUNLEAVY 78
577 PABST PATENT GROUP 77
578 BELLES GROUP 77
579 GORDON & JACOBSON PC 77
580 MCDONALD HOPKINS 76
581 FULBRIGHT & JAWORSKI 76
582 HICKMAN PALERMO TRUONG BECKER BINGHAM WONG 76
583 LAW OFFICE OF JIM BOICE 76
584 DUNLAP CODDING 76
585 MANELLI SELTER 76
586 LEVINE BAGADE HAN 76
587 GRIFFIN & SZIPL 75
588 CROCKETT & CROCKETT PC 75
589 MIDDLETON REUTLINGER 75
590 FITZPATRICK CELLA HARPER AND SCINTO 75
591 WARE FRESSOLA MAGUIRE & BARBER 75
592 AKA CHAN 75
593 JDI PATENT 75
594 LAW OFFICE OF MICHAEL CHEN 74
595 FOUNTAINHEAD LAW GROUP PC 74
596 BROOKSGROUP 73
597 RIDOUT & MAYBEE 73
598 MAINE CERNOTA & RARDIN 73
599 WALTER OTTESEN P.A. 73
600 PARATUS LAW GROUP 73
601 PATENT LAW GROUP: ATKINS AND ASSOCIATES 73
602 PANDISCIO & PANDISCIO 73
603 ANDERSON GORECKI & ROUILLE 73
604 SHERMAN IP 72
605 DASCENZO INTELLECTUAL PROPERTY LAW 72
606 WONG & REES 72
607 D. KLIGLER I.P. SERVICES 72
608 DELIO PETERSON & CURCIO 70
609 LIU & LIU 70
610 TAYLOR ENGLISH DUMA 70
611 CESARI & REED 70
612 SHIMOKAJI IP 70
613 NOVEL IP 70
614 KLAUBER & JACKSON 70
615 CENTRAL CALIFORNIA IP GROUP 69
616 CHALKER FLORES 69
617 STOUT UXA & BUYAN 69
618 WINSTEAD 68
619 LING AND YANG 68
620 THOMAS HORSTEMEYER 68
621 PATENTS ON DEMAND P.A. 68
622 HEAD JOHNSON & KACHIGIAN 68
623 VANLEEUWEN & VANLEEUWEN 68
624 TECHLAW 68
625 BARLOW JOSEPHS & HOLMES 68
626 GARVEY SMITH NEHRBASS & NORTH 68
627 LEX IP MEISTER 67
628 WINTHROP & WEINSTINE P.A. 67
629 COLOPLAST CORP. COLOPLAST 67
630 STEVENS & SHOWALTER 67
631 ALIX YALE & RISTAS 67
632 KRAMER LEVIN NAFTALIS & FRANKEL 67
633 BRADLEY ARANT BOULT CUMMINGS 67
634 LEE LAW 66
635 FIALA & WEAVER 66
636 EIP US 66
637 SCHACHT LAW OFFICE 65
638 CAHN & SAMUELS 65
639 WIDERMAN MALEK PL 65
640 HUDAK SHUNK & FARINE CO. LPA 65
641 MARSHALL & MELHORN 65
642 DRIGGS HOGG DAUGHERTY & DEL ZOPPO CO. LPA 65
643 LAW OFFICE OF KATSUHIRO ARAI 65
644 SHUMAKER LOOP & KENDRICK 65
645 BROWN & MICHAELS PC 65
646 MOFFAT 65
647 MCGUIREWOODS 65
648 GUICE PATENTS 65
649 PATENT LAW GROUP 65
650 BCF 64
651 SOFER & HAROUN 64
652 ALPINE TECHNOLOGY LAW GROUP 64
653 HAN IP 64
654 MCGARRY BAIR PC 64
655 VIKSNINS HARRIS & PADYS PLLP 64
656 SCHEINBERG & ASSOCIATES PC 64
657 GIBSON & DERNIER 64
658 RENAISSANCE IP LAW GROUP 64
659 NEUGEBOREN O’DOWD PC 64
660 HAYES SOLOWAY PC 63
661 DIERKER & ASSOCIATES 63
662 MKG 63
663 GRAYROBINSON P.A. 63
664 OGAWA 62
665 DESIGN IP 62
666 RYAN KROMHOLZ & MANION S.C. 62
667 HUAWEI TECHNOLOGIES 62
668 NORRIS MCLAUGHLIN & MARCUS PA 61
669 ARNOLD & PORTER 61
670 PORZIO BROMBERG & NEWMAN 61
671 SNYDER CLARK LESCH & CHUNG 61
672 IPXLAW GROUP 61
673 PORTER WRIGHT MORRIS & ARTHUR 60
674 RIVERSIDE LAW 60
675 SKAAR ULBRICH MACARI P.A. 60
676 CURATOLO SIDOTI CO. LPA 60
677 PAULY DEVRIES SMITH & DEFFNER 60
678 LEECH TISHMAN FUSCALDO & LAMPL 60
679 SCOTT P. ZIMMERMAN 59
680 EGAN PETERMAN & ENDERS 59
681 STINSON LEONARD STREET 59
682 KLINTWORTH & ROZENBLAT IP 59
683 MUELLER LAW OFFICE 58
684 GARG LAW FIRM 58
685 TUNG & ASSOCIATES 58
686 OTTERSTEDT ELLENBOGEN & KAMMER 58
687 PERMAN & GREEN 58
688 ARC IP LAW PC 57
689 YOUNG BASILE 57
690 MITCH HARRIS ATTY AT LAW 57
691 TILLMAN WRIGHT 57
692 FOUNTAINHEAD LAW GROUP 57
693 ORTIZ & LOPEZ 57
694 JOHNSON MARCOU & ISAACS 57
695 MALLOY & MALLOY P.L. 57
696 CHAMBERLAIN HRDLICKA 57
697 CISLO & THOMAS 56
698 BENESCH FRIEDLANDER COPLAN & ARONOFF 56
699 ELMORE PATENT LAW GROUP 56
700 CRAFT CHU 56
701 VIDAS ARRETT & STEINKRAUS 56
702 DORITY & MANNING PA 56
703 COATS AND BENNETT 56
704 PATTERSON INTELLECTUAL PROPERTY LAW 56
705 BLUE FILAMENT LAW 55
706 CHIESA SHAHINIAN & GIANTOMASI PC 55
707 KIMBERLY-CLARK WORLDWIDE 55
708 BELL & MANNING 55
709 HUNTER CLARK 54
710 KNOBBE MARTENS OLSON AND BEAR 54
711 MALDJIAN LAW GROUP 54
712 MAYBACK & HOFFMAN P.A. 54
713 IPRO 54
714 LEVENFELD PEARLSTEIN 54
715 GARDNER GROFF GREENWALD & VILLANUEVA PC 54
716 BEVER HOFFMAN & HARMS 54
717 MAYER & WILLIAMS PC 54
718 DIGIMARC 54
719 KONRAD RAYNES DAVDA AND VICTOR 54
720 TUMEY 53
721 CHRISTOPHER P. MAIORANA PC 53
722 RG PATENT CONSULTING 53
723 RAJ ABHYANKER 53
724 ROWAND 53
725 HEDMAN & COSTIGAN 53
726 PATENTTM.US 53
727 WEIDE & MILLER 53
728 ONE 52
729 CHENG LAW GROUP 52
730 LOEB & LOEB 52
731 OSHA • LIANG 52
732 GOTTLIEB RACKMAN & REISMAN 52
733 HORIZON IP 52
734 FOLEY AND LARDNER 52
735 ZIEGLER IP LAW GROUP 52
736 CLARK HILL 52
737 IP LEGAL SERVICES 52
738 NEXSEN PRUET 52
739 KUBOTERA & ASSOCIATES 51
740 HUFFMAN LAW GROUP PC 51
741 BEUSSE WOLTER SANKS & MAIRE 51
742 LAW OFFICES OF BRIAN S. STEINBERGER P.A. 51
743 PATENT CENTRAL 51
744 BIGGERS KENNEDY LENART SPRAGGINS 50
745 STRADLEY RONON STEVENS & YOUNG 50
746 LAW OFFICE OF MICHAEL E. KONDOUDIS 50
747 LUMEN PATENT FIRM 50
748 WELSH FLAXMAN & GITLER 50
749 LIEBERMAN & BRANDSDORFER 50
750 RATHE LINDENBAUM 50
751 ULMER & BERNE 50
752 STITES & HARBISON PLLC. 49
753 DAY PITNEY 49
754 SHERIDAN ROSS PC 49
755 CAPITOL CITY TECHLAW 49
756 BAKER AND HOSTETLER 49
757 DLA PIPER LLP US 49
758 ROBERTS MLOTKOWSKI SAFRAN & COLE PC 48
759 IP INVESTMENT LAW GROUP 48
760 BARCLAY DAMON 48
761 ZARLEY LAW FIRM 48
762 PEACOCK MYERS 48
763 POLSTER LIEDER WOODRUFF & LUCCHESI 48
764 FOGARTY 48
765 GAVRILOVICH DODD & LINDSEY 48
766 HILL & SCHUMACHER 48
767 WOMBLE CARLYLE 47
768 DUGAN & DUGAN PC 47
769 STRATEGIC PATENTS 47
770 ELLSWORTH IP GROUP 47
771 LECLAIRRYAN 47
772 THEMIS LAW 47
773 PATTERSON INTELLECTUAL PROPERTY LAW PC 47
774 SHICHRUR 47
775 LANE POWELL PC 47
776 WITHERS & KEYS 47
777 IM IP LAW 47
778 LARSON & LARSON P.A. 47
779 CR MILES 47
780 PARK LAW FIRM 46
781 NORTH WEBER & BAUGH 46
782 DANN DORFMAN HERRELL & SKILLMAN 46
783 BOSE MCKINNEY & EVANS 46
784 INSKEEP IP GROUP 46
785 HARTER SECREST & EMERY 46
786 SPAWAR SYSTEMS CENTER PACIFIC 46
787 PATE BAIRD 46
788 LIPSITZ & MCALLISTER 46
789 HARTMAN GLOBAL IP LAW 46
790 MILLEN WHITE ZELANO BRANIGAN 46
791 HERSHKOVITZ & ASSOCIATES 46
792 FEIGIN & ASSOCIATES 46
793 HENRICKS SLAVIN & HOLMES 46
794 BLACK MCCUSKEY SOUERS & ARBAUGH LPA 45
795 MALIN HALEY DIMAGGIO & BOWEN P.A. 45
796 CANON USA INC. I.P. DIVISION 45
797 PATENT OFFICE OF BANG SHIA 45
798 ICE MILLER 45
799 LAMORTE & ASSOCIATES 45
800 BEUSSE WOLTER SANKS & MAIRE P.A. 45
801 BAY AREA TECHNOLOGY LAW GROUP PC 45
802 OLIVE LAW GROUP 45
803 OSTRAGER CHONG FLAHERTY & BROITMAN 45
804 PATTI & MALVONE LAW GROUP 44
805 LAW OFFICE OF SCOTT C. HARRIS 44
806 SPRYIP 44
807 DOWNS RACHLIN MARTIN 44
808 BENNETT JONES 44
809 SHVARTS & LEIZ 44
810 ALLEN DYER DOPPELT MILBRATH & GILCHRIST 44
811 PORTER HEDGES 44
812 MORITT HOCK & HAMROFF 44
813 HARRIS BEACH 44
814 NKK PATENT LAW 44
815 PARSONS & GOLTRY 44
816 KRAMER & AMADO 43
817 PRETI FLAHERTY BELIVEAU & PACHIOS 43
818 IPLM GROUP P.A. 43
819 PAULEY PETERSEN & ERICKSON 43
820 LEWIS & REESE 43
821 BARDMESSER LAW GROUP 43
822 DANN DORFMAN HERRELL AND SKILLMAN 43
823 WHITHAM CURTIS CHRISTOFFERSON & COOK 43
824 LIPTON WEINBERGER & HUSICK 43
825 OYEN WIGGS GREEN & MUTALA 43
826 HISCOCK & BARCLAY 43
827 JONES ROBB 43
828 LABATT 42
829 LEBER PATENT LAW 42
830 GRIGGS BERGEN 42
831 VLP LAW GROUP 42
832 ALTERA LAW GROUP 42
833 PAI PATENT & TRADEMARK LAW FIRM 42
834 ROACH BROWN MCCARTHY & GRUBER 42
835 MILES AND STOCKBRIDGE 42
836 MEREK BLACKMON & VOORHEES 42
837 MILLER CANFIELD 42
838 LIN & ASSOCIATES IP 42
839 LEMAIRE PATENT LAW FIRM 41
840 SOLARIS INTELLECTUAL PROPERTY GROUP 41
841 BALSER & GRELL IP LAW 41
842 CAESAR RIVISE BERNSTEIN COHEN & POKOTILOW 41
843 GEARHART LAW 41
844 WARN 41
845 FILDES & OUTLAND 41
846 POLSTER LIEDER 41
847 MESMER & DELEAULT 41
848 PL LAW GROUP 41
849 FROSS ZELNICK LEHRMAN & ZISSU 41
850 TOPE-MCKAY & ASSOCIATES 41
851 JONES WALKER 40
852 LAMBERT & ASSOCIATES 40
853 ABBOTT MEDICAL OPTICS 40
854 FLOREK & ENDRES 40
855 WOODS OVIATT GILMAN 40
856 MDIP 40
857 VECCHIA PATENT AGENT 40
858 IANDIORIO TESKA & COLEMAN 40
859 SMITH MOORE LEATHERWOOD 40
860 KRAMER AMADO 39
861 RICHARDS PATENT LAW 39
862 HAMMER & ASSOCIATES 39
863 DECHERT 39
864 GOLD & RIZVI P.A. 39
865 DEWITT ROSS & STEVENS S.C. 39
866 KELLY & KELLEY 39
867 BAKERHOSTETLER 39
868 CASCIO & ZERVAS 39
869 NEUSTEL LAW OFFICES 39
870 VAN COURT & ALDRIDGE 39
871 JONDLE & ASSOCIATES 39
872 LOGINOV & ASSOCIATES 39
873 VIDAS ARRETT & STEINKRAUS P.A. 38
874 DINGMAN MCINNES & MCLANE 38
875 WESTINGHOUSE ELECTRIC COMPANY 38
876 OLSON & CEPURITIS 38
877 ORRICK HERRINGTON & SUTCLIFFE 38
878 DARDI & HERBERT 38
879 GESMER UPDEGROVE 38
880 SYMBUS LAW GROUP 38
881 WALKER & JOCKE 38
882 JANSSON MUNGER MCKINLEY & SHAPE 38
883 RECHES PATENTS 38
884 IP SPRING 38
885 LAW OFFICE OF GERALD MALISZEWSKI 38
886 SOQUEL GROUP 38
887 CARMODY TORRANCE SANDAK & HENNESSEY 38
888 MACCORD MASON 37
889 WINKLE 37
890 MCCRACKEN & GILLEN 37
891 BEESON SKINNER BEVERLY 37
892 INTEGRAL 37
893 WOLFF & SAMSON PC 37
894 M&B IP ANALYSTS 37
895 MATTINGLY & MALUR 37
896 CLAUSE EIGHT IPS 37
897 SCHWABE WILLIAMSON & WYATT PC 37
898 PENINSULA PATENT GROUP 37
899 BINGHAM GREENEBAUM DOLL 36
900 TRELLIS IP LAW GROUP PC 36
901 SILVIA SALVADORI 36
902 WEGMAN HESSLER & VANDERBURG 36
903 QUINN LAW GROUP PLLC. 36
904 OLLILA LAW GROUP 36
905 BUCKERT PATENT & TRADEMARK LAW FIRM PC 36
906 SHLESINGER ARKWRIGHT & GARVEY 36
907 MAYNARD COOPER & GALE 36
908 GABLE GOTWALS 36
909 ONE3 IP MANAGEMENT 36
910 CONOCOPHILLIPS 36
911 TRIANGLE PATENTS 36
912 HOXIE & ASSOCIATES 35
913 BUHLER & ASSOCIATES 35
914 TAYLOR IP 35
915 SCHULTZ & ASSOCIATES 35
916 TRAN & ASSOCIATES 35
917 MARTIN & FERRARO 35
918 KRUEGER ISELIN 35
919 BRILL LAW OFFICE 35
920 NILS H. LJUNGMAN & ASSOCIATES 35
921 LICATA & TYRRELL 35
922 JACOBSON HOLMAN 35
923 EMERSON THOMSON BENNETT 35
924 WILEY REIN 35
925 EPSTEIN DRANGEL 35
926 THOMTE PATENT LAW OFFICE 35
927 MORSE BARNES-BROWN & PENDLETON 35
928 LIFE TECHNOLOGIES 35
929 QUALCOMM IP DEPARTMENT 35
930 TREGO HINES & LADENHEIM 34
931 AFMCLO/JAZ 34
932 FELLERS SNIDER BLANKENSHIP BAILEY & TIPPENS 34
933 GREEN HOWARD & MUGHAL 34
934 J-TEK LAW 34
935 GRANT IP 34
936 MEDLEN & CARROLL 34
937 INVENTION MINE 34
938 ELLA CHEONG HONG KONG 34
939 BACHMAN & LAPOINTE PC 34
940 GULF COAST INTELLECTUAL PROPERTY GROUP 34
941 CODEXIS 34
942 WEISS & ARONS 34
943 APEX JURIS 34
944 KRIEGSMAN & KRIEGSMAN 34
945 BARLEY SNYDER 34
946 STURM & FIX 34
947 SCHEEF & STONE 33
948 CONVERGENT LAW GROUP 33
949 MARGER JOHNSON 33
950 HOYNG MONEGIER 33
951 ADAMS AND REESE 33
952 MEISTER SEELIG & FEIN 33
953 BASCH & NICKERSON 33
954 MEYER IP LAW GROUP 33
955 JAQUEZ LAND RICHMAN 33
956 SHINJYU GLOBAL IP 32
957 MICHAEL J. CHANG 32
958 ALPHAPATENT ASSOCIATES 32
959 IPLA P.A. 32
960 KREMBLAS & FOSTER 32
961 ERICKSON KERNELL DERUSSEAU & KLEYPAS 32
962 LAW OFFICE OF MARK BROWN 32
963 DOBRUSIN LAW FIRM PC 32
964 WILLIAMS MORGAN 32
965 GLOBAL PATENT OPERATION 32
966 CONCEPT LAW GROUP P.A. 31
967 MILSTEIN ZHANG & WU 31
968 LAW OFFICE OF PATRICK F. O’REILLY III 31
969 PIETRAGALLO GORDON ALFANO BOSICK & RASPANTI 31
970 JL SALAZAR LAW FIRM 31
971 SILICON EDGE LAW GROUP 31
972 DAVIDSON SHEEHAN 31
973 HUESCHEN AND SAGE 31
974 LARKIN HOFFMAN DALY & LINDGREN 31
975 BUCKINGHAM DOOLITTLE & BURROUGHS 31
976 KIRSCHSTEIN ET AL. 31
977 EDMONDS & NOLTE PC 31
978 PARK & ASSOCIATES IP LAW 31
979 NANCY J. FLINT ATTORNEY AT LAW P.A. 31
980 EXXONMOBIL UPSTREAM RESEARCH COMPANY LAW DEPT. 31
981 SHIMOKAJI & ASSOCIATES 31
982 BILLION & ARMITAGE 31
983 BAKER DONELSON 31
984 STIENNON & STIENNON 30
985 HAUGEN LAW FIRM PLLP 30
986 BAY STATE IP 30
987 JENSEN & PUNTIGAM PS 30
988 HASSE & NESBITT 30
989 MCNAIR LAW FIRM P.A. 30
990 DANN DORFMAN HERRELL & SKILLMAN PC 30
991 TIPS GROUP 30
992 DILWORTH IP 30
993 PHILLIPS RYTHER & WINCHESTER 30
994 WEISS & MOY 30
995 LINDAUER LAW 30
996 MERIAL 30
997 HP LEGAL DEPARTMENT 30
998 JEFFER MANGELS BUTLER & MITCHELL 30
999 CENTRAL COAST PATENT AGENCY 30
1000 MUCH SHELIST 30