Prosecution Insights
Last updated: October 04, 2026

Biotechnology & Pharmaceuticals: Law Firms

399 law firms with pending patent office actions in this technology area (USPTO Tech Center 1600) • 39,792 pending office actions combined

Browse by technology area: Biotechnology & Pharmaceuticals • Chemistry & Materials • Computing & Software • Networking & Security • Communications • Semiconductors, Circuits & Optics • Transportation, E-Commerce & Mechanical Systems • Medical Devices & Mechanical Engineering
FirmPending OAsShare of portfolio in this area
FISH & RICHARDSON P.C. (TC)3,05917%
Morgan, Lewis & Bockius LLP (WA)1,71320%
Knobbe, Martens, Olson & Bear, LLP1,66623%
NORTON ROSE FULBRIGHT US LLP95122%
MARSHALL, GERSTEIN & BORUN LLP93438%
Troutman Pepper Locke LLP91826%
GREENBERG TRAURIG, LLP (BOS)84620%
WENDEROTH, LIND & PONACK, L.L.P.83024%
LEYDIG VOIT & MAYER, LTD81724%
BakerHostetler78525%
STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C.70931%
WOLF GREENFIELD & SACKS, P.C.65245%
ARENTFOX SCHIFF LLP53719%
Barnes & Thornburg LLP (IN)52421%
Meunier Carlin & Curfman LLC51244%
Kilpatrick Townsend & Stockton LLP - West Coast48034%
SEED INTELLECTUAL PROPERTY LAW GROUP LLP47326%
POLSINELLI PC (Main Customer Number)46124%
MCDONNELL BOEHNEN HULBERT & BERGHOFF LLP45927%
COOLEY LLP43250%
QUARLES & BRADY LLP42029%
Fox Rothschild LLP41229%
Sheppard, Mullin, Richter & Hampton LLP41123%
PROCOPIO, CORY, HARGREAVES & SAVITCH LLP39227%
GOODWIN PROCTER LLP38156%
KLARQUIST SPARKMAN, LLP37841%
WILSON SONSINI GOODRICH & ROSATI37460%
Casimir Jones, S.C.35577%
Nixon Peabody LLP35232%
MORRISON & FOERSTER LLP35146%
BALLARD SPAHR LLP34531%
Baker Botts L.L.P.33824%
MCCARTER & ENGLISH, LLP BOSTON32542%
THOMAS | HORSTEMEYER, LLP31126%
ROTHWELL, FIGG, ERNST & MANBECK, P.C.30231%
The Roy Gross Law Firm, LLC28244%
LEE & HAYES, P.C.27923%
FENWICK & WEST LLP27128%
MYERS BIGEL, P.A.26947%
NOVICK, KIM & LEE, PLLC, dba NKL Law26838%
SALIWANCHIK, LLOYD & EISENSCHENK26752%
Leason Ellis LLP26549%
FOLEY HOAG, LLP (General)25670%
HODGSON RUSS LLP23928%
LUCAS & MERCANTI, LLP23827%
Bayramoglu Law Offices LLC23825%
BLANK ROME LLP22626%
MH2 TECHNOLOGY LAW GROUP, LLP22628%
PANITCH SCHWARZE BELISARIO & NADEL LLP20935%
TAROLLI, SUNDHEIM, COVELL & TUMMINO L.L.P.20828%
CARTER, DELUCA & FARRELL LLP20623%
CHRISTENSEN O'CONNOR JOHNSON KINDNESS PLLC20628%
pH IP Law20588%
Kilpatrick Townsend & Stockton LLP - East Coast19922%
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.19128%
LEX IP MEISTER, PLLC18731%
McCarter & English, LLP17729%
Riverside Law LLP17655%
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.17035%
MEDLER FERRO WOODHOUSE & MILLS PLLC16861%
WC&F IP16865%
Clark+Elbing LLP16775%
SQUIRE PB (SFR Office)16240%
Saul Ewing LLP (Philadelphia)15960%
Grüneberg Global IP, PLLC15923%
Ipsilon USA - NLO15244%
THE MARBURY LAW GROUP, PLLC15142%
Jones Day14847%
AMSTER, ROTHSTEIN & EBENSTEIN LLP14734%
Lathrop GPM LLP14667%
K&L Gates LLP-Nestec S.A.14537%
HESLIN ROTHENBERG FARLEY & MESITI PC14527%
TRASKBRITT, P.C.14123%
FBT Gibbons LLP14122%
MCKEE, VOORHEES & SEASE, P.L.C.13661%
FisherBroyles, LLP13542%
McDermott Will & Schulte LLP13320%
Maynard Nexsen PC (GREENVILLE OFFICE)12625%
LANDO & ANASTASI, LLP12639%
DENTONS US LLP12475%
STITES & HARBISON PLLC12335%
PABST PATENT GROUP LLP12278%
ICE MILLER LLP11445%
ARMSTRONG TEASDALE LLP (15060)11341%
MUETING RAASCH GROUP11133%
BROWN RUDNICK LLP11046%
Hoffmann & Baron LLP10346%
PA - BOZICEVIC FIELD & FRANCIS LLP10362%
BOZICEVIC, FIELD & FRANCIS LLP10085%
Vorys, Sater, Seymour and Pease LLP9443%
McBee Moore & Vanik, IP, LLC9351%
Revolution IP, PLLC9126%
HOWSON & HOWSON LLP8982%
The PL Law Group, PLLC8628%
Meagher Emanuel Laks Goldberg & Liao, LLP8527%
CHALKER FLORES, LLP8463%
CHOATE, HALL & STEWART LLP8275%
FULLER IP LAW LLC8067%
DeWitt LLP (Minneapolis)7731%
DLA PIPER LLP (US)7651%
JMB Davis Ben-David7250%
SZDC Law P.C.7135%
HOXIE & ASSOCIATES LLC7193%
BENESCH, FRIEDLANDER, COPLAN & ARONOFF LLP7033%
WOOD, PHILLIPS, KATZ, CLARK & MORTIMER6953%
Raphael Bellum PLLC6875%
Apex Attorneys at Law, LLP6729%
Fishman Stewart PLLC6630%
Jenkins, Taylor & Hunt, P.A.6451%
VIKSNINS HARRIS PADYS MALEN LLP6473%
Pilloff Passino & Cosenza LLP6329%
McNeill PLLC5998%
NGUYEN TARBET IP Law5843%
MORSE, BARNES-BROWN & PENDLETON, P.C.5779%
Joseph R. Baker, APC5774%
MENDELSOHN DUNLEAVY, P.C.5531%
Umberg Zipser LLP5549%
WOLTER VAN DYKE DAVIS, PLLC5367%
CURATOLO SIDOTI & TRILLIS CO., LPA5336%
Cherson Feldenkrais IP Law Firm LLP5328%
United One Law Group LLC5331%
KAGAN BINDER, PLLC5260%
Silvia Salvadori, P.C.5274%
DENTONS DAVIS BROWN PC5140%
DUANE MORRIS LLP - Boca Raton5128%
HOFFMAN WARNICK LLC5131%
ARRIGO, LEE, GUTTMAN & MOUTA-BELLUM LLP5176%
ELMORE PATENT LAW GROUP, PC5183%
Arnold & Porter Kaye Scholer LLP5031%
Klintworth & Rozenblat LLP4932%
Sullivan & Worcester LLP4865%
Junhe Law Office P.C.4862%
MACMILLAN SOBANSKI & TODD, LLC4839%
GATES & COOPER LLP (General)4842%
Patent Law Works, LLP4764%
Dority & Manning, P.A. and Ticona LLC4626%
Taft Law4554%
Stanek Lemon Crouse and Meeks, PA4433%
Johnson, Marcou, Isaacs & Nix, LLC4390%
DORSEY & WHITNEY LLP - Minneapolis4322%
DUANE MORRIS LLP - San Diego4325%
Rimon PC4226%
PORTER WRIGHT MORRIS & ARTHUR, LLP4258%
Lathrop GPM LLP | Sanofi-Aventis41100%
Shackelford, Bowen, McKinley & Norton (Amini)3950%
STIP Law Group, LLC3943%
DOWELL & DOWELL, P.C.3821%
Dickinson Wright PLLC3864%
MCHALE & SLAVIN, P.A.3729%
SERVILLA WHITNEY LLC3742%
McKee, Voorhees & Sease P.L.C. ATTN: Ecolab Inc3735%
Fresh IP, PLC3623%
CANTOR COLBURN LLP - UPL LIMITED3593%
DUANE MORRIS LLP - Philadelphia3525%
DANN, DORFMAN, HERRELL & SKILLMAN3571%
BORDEN LADNER GERVAIS LLP (OTTAWA)3420%
HULTQUIST IP3362%
Hudak, Shunk & Farine Co. LPA3329%
AMIN WASSERMAN GURNANI LLP3333%
BOOTH UDALL, PLC3359%
UVA-Jenkins, Taylor & Hunt3290%
Gearhart Law LLC3235%
Bell & Manning, LLC3222%
Byrne Poh LLP3126%
HAUG PARTNERS LLP3154%
Cermak & McGowan LLP3171%
CAHN & SAMUELS LLP3021%
K&L Gates LLP-Boston2959%
Fox Rothschild LLP - JHU2996%
LICATA & TYRRELL P.C.2995%
Acuity Law Group, P.C.2958%
Biospark Intellectual Property Law29100%
DUANE MORRIS LLP - NY2876%
CARSTENS, ALLEN & GOURLEY, LLP2820%
Liang & Hennessey LLP2843%
THOMAS|HORSTEMEYER, LLP - UF2838%
Reichel Stohry Dean LLP2820%
Getech Law LLC2727%
Haukaas Fortius PLLC2780%
HONGKONG IP2738%
OLIVE LAW GROUP, PLLC2622%
You & IP, LLC2628%
WHITEFORD, TAYLOR & PRESTON, LLP2622%
FLENER IP Law d.b.a. Flener IP & Business Law2635%
DAMBROSIO & MENON, P.L.L.C.2626%
AEON Law2521%
NYEMASTER GOODE P.C.2548%
Adams & Reese LH2561%
Berg Hill Greenleaf & Ruscitti LLP2463%
Leber IP Law2427%
Carlson, Caspers, Vandenburgh & Lindquist, P.A.2461%
HYLTON-RODIC LAW PLLC2433%
Dennemeyer & Associates, LLC2437%
PROSKAUER ROSE LLP23100%
Thompson Coburn LLP2347%
Baker, Donelson, Bearman, Caldwell & Berkowitz, PC2380%
ORRICK, HERRINGTON & SUTCLIFFE LLP2253%
Grimes & Yvon LLP2294%
HAYNES BEFFEL & WOLFELD LLP2223%
Lei Fang & Associates LLC2229%
Leech Tishman Fuscaldo & Lampl2222%
Kunzler Needham Hilton2122%
Lex Generalis, LLC2072%
Ferguson Braswell Fraser Kubasta PC2037%
Woods Rogers Vandeventer Black PLC2022%
Pearl Cohen Zedek Latzer Baratz LLP2068%
Knowles Intellectual Property Strategies, LLC19100%
PATENTTM.US1920%
WIGGIN AND DANA LLP1925%
Best & Flanagan LLP1920%
Renner Kenner Greive Bobak Taylor & Weber Co., LPA1923%
Dentons Cohen & Grigsby P.C.1979%
Bradley Arant Boult Cummings - Nashville1931%
EVENTIDE LAW LLC1862%
THE FIRM OF HUESCHEN AND SAGE1882%
BAUMGARTNER PATENT LAW1864%
KRIEGSMAN & KRIEGSMAN1820%
Florek & Endres PLLC1867%
VIVICAR Law, PLLC1836%
Maine Cernota & Curran1725%
Quicker Law, LLC1720%
Arnall Golden Gregory LLP1729%
MBHB - WARF17100%
JCIP1733%
Juniv LLP17100%
MEYER UNKOVIC & SCOTT LLP1725%
Lavery, De Billy, LLP1750%
SCHEEF & STONE, L.L.P.1721%
Cantor Colburn LLP - Raytheon1731%
Milstein Zhang & Wu LLC1791%
Entralta1653%
Medlen & Carroll, LLP1650%
WELSH FLAXMAN & GITLER LLC1622%
PLEECHAE Intellectual Property LLC1667%
Cole Schotz, P.C.1654%
Intelink Law Group PC1629%
Yoo & Associates, Inc.1631%
Torrey Pines Law Group, PC1545%
DENTONS BINGHAM GREENEBAUM LLP1530%
Brannon Sowers & Cracraft PC1523%
CASCADIA INTELLECTUAL PROPERTY1520%
Patterson+Sheridan, LLP1536%
Lewis Kohn & Walker LLP1477%
K&L Gates - Novartis14100%
Watts Law LLC1433%
Espatent Oy1420%
BELL & ASSOCIATES1482%
Nevrivy Patent Law Group P.L.L.C.1491%
PARKER JUSTISS, P.C.1422%
POLSINELLI PC - UTSW1460%
KRAMER & AMADO, P.C.1369%
Olson & Cepuritis, LTD.1320%
ARENTFOX SCHIFF LLP and CARDINAL HEALTH1336%
Culhane Meadows PLLC1358%
DUNLAP CODDING, P.C. - Novocure GmbH1320%
Houston Beshining Law Office PLLC1360%
POLSINELLI and DUKE UNIVERSITY13100%
Miller Nash LLP1322%
Koivula & Somersalo LLC1354%
Norton Rose Fulbright - UT Southwestern1258%
NORTON ROSE FULBRIGHT US LLP - CHMC12100%
EVAN LAW GROUP LLC1230%
BAKER & MCKENZIE LLP (Dallas account)1222%
MBHB - IDEXX1262%
Marietti Gislon e Trupiano Srl1230%
LOWRY BLIXSETH APC1233%
Boulware & Valoir PLLC1222%
PERKINS COIE LLP - LOS GENERAL1273%
CANTOR COLBURN LLP - UCONN1250%
PLUMSEA LAW GROUP, LLC1220%
Alford Law Group, Inc.1227%
Williams Mullen1222%
NEW RIVER VALLEY INTELLECTUAL1240%
REMENICK PLLC1143%
BakerHostetler - Inovio1170%
Law Office of David H. Judson1125%
EpiMED LLC11100%
Cepeda Patent Law, LLC.11100%
Nath, Goldberg & Meyer1120%
Synergy IP Group AG1144%
Hall Estill Hardwick Gable Golden & Nelson, P.C.1122%
MALLOY & MALLOY1122%
MBHB - UW1162%
FisherBroyles, LLP - Codexis, Inc.11100%
FisherBroyles, LLP - Dayton, Ohio1120%
Maenner & Associates, LLC1122%
Clark+Elbing LLP - Genentech and Roche11100%
MH2 Technology Law Grp1078%
Arnold & Porter Kaye Scholer LLP - Roquette Freres1071%
Law Offices of Alan J. Morrison1090%
Birchwood IP- CHK0011033%
ADD+G - 279751025%
MCCARTER & ENGLISH, LLP WILMINGTON1038%
Blanchard Horton PLLC1043%
Giordano Law LLC1056%
White & Case LLP10100%
GOLDILOCKS ZONE IP LAW1038%
Berg Hill Greenleaf Ruscitti LLP1020%
DUANE MORRIS LLP - Quest Diagnostics1089%
KERR IP GROUP, LLC1022%
HOGAN LOVELLS US LLP922%
JC ONE WORLD971%
KORUS Patent, LLC929%
Levenfeld Pearlstein, LLC922%
Foundation Law Group950%
Forge IP, PLLC943%
Mayer Brown LLP950%
Feeney IP Law988%
MCGUIREWOODS, LLP922%
EAGLE IP LIMITED950%
Parker Poe Adams & Bernstein LLP940%
Bhole IP Law920%
Baker Donelson9100%
ArentFox Schiff, LLP & DFCI9100%
Antheros Legal Advisors LLP933%
Anderson Patent Law Firm LLC983%
MBHB - Massachusetts Institute of Technology871%
AJU IP Global PLLC820%
ASEM IP COUNSEL840%
Thrive IP833%
Charney IP Law LLC850%
UltimatEdge IP Law Group, P.C.850%
Law Office of Michael A. Sanzo, LLC875%
Vos-IP, LLC820%
Prismatic Law Group, PLLC8100%
Daniel Law Offices, P.A.825%
OGC Law, LLC840%
BIOTECH BEACH LAW PC850%
Double Helix Law8100%
Syndicated Law PC886%
TEMMERMAN LAW829%
Rivkin Radler LLP760%
Clark+Elbing LLP - Revolution Medicines, Inc.7100%
Opes IP Consulting Co., Ltd.7100%
COCHRAN FREUND & YOUNG LLC725%
ST. ONGE STEWARD JOHNSTON & REENS LLC786%
Matney Legal Group PLLC771%
SANTANGELO LAW OFFICES, P.C.733%
MBM Intellectual Property Law LLP750%
COZEN O'CONNOR (Alnylam)767%
NEWHOPE LAW, PC725%
Weatherly IP Solutions, LLC767%
GTC Law Group PC & Affiliates - Tufts767%
Pike IP Law, PLLC750%
Forsgren Fisher McCalmont DeMarea Tysver LLP720%
K&L Gates LLP - Chicago720%
Foster Garvey PC720%
ArentFox Schiff, LLP & Memorial Sloan-Kettering7100%
Wideband IP Office7100%
GREENBERG & LIEBERMAN, LLC729%
Antoinette G Giugliano PC733%
SCHLEE IP INTERNATIONAL, P.C.625%
Purdue - Flaster Greenberg P.C.6100%
Prosyla Group PC6100%
ProPat, LLC620%
SHAVER & SWANSON, LLP625%
COVINGTON & BURLING, LLP683%
Sierra IP Law, PC650%
Cozen O'Connor-DC Office650%
PEARNE & GORDON LLP625%
SMIRMAN IP LAW, PLLC650%
SMITH PATENT, LLC660%
DAVID AND RAYMOND PATENT FIRM620%
Hunt IP Law6100%
Dugan & Dugan, PC650%
Meunier Carlin & Curfman LLC & Poly-Med640%
Taylor Dykema PLLC620%
The Grafe Law Office, P.C.633%
The Juhasz Law Firm, P.C.6100%
Maxwell L Minch Esq. PA667%
Fitzpatrick PC633%
Fulton Jeang PLLC625%
GLOBAL PATENT GROUP - MDA667%
Keisen Associates6100%
K&L Gates LLP - Tessera6100%
Wiersch IP Law6100%
IPkey PLLC620%
AdamsIP, LLC633%
HelixIP LLP680%
Brick Gentry Law Firm560%
MBHB - BP Corporation North America Inc.525%
BUCKINGHAM, DOOLITTLE & BURROUGHS, LLC533%
Sheppard Mullin Richter & Hampton LLP-Ionis Pharm5100%
Jones Day for Merck-PBI-CSMC575%
Murthy Patent Law Inc.520%
Patnstr, APC520%
SISKINDS LLP575%
Singleton Law, PLLC575%
PERKINS COIE LLP - Vektor Medical540%
Wong Meyer Smith & McConnell550%
Clark+Elbing LLP - Moderna5100%
COSUD INTELLECTUAL PROPERTY SOLUTIONS, P.C.560%
Sci-Law Strategies, PC550%
Kern Kendrick, LLC575%
KOHN & ASSOCIATES, PLLC520%
Law Office of Michael J. Pennington525%
TROJAN LAW OFFICES, P.C.550%
Treasure IP Group520%
Schafer IP Law PLLC5100%

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