The Harrity Analytics Team compiled a list of the top patent law firms that are ranked based on the total number of U.S. utility patents that issued in 2020 where the patent firms were listed on the front of the utility patents, and the art unit is in technology center 2400. Only patent firms that have obtained at least 50 utility patents are included. An attempt was made to correct for typographical errors. Company legal departments were not eliminated from the list.
| Rank | Firm Name | Patents |
|---|---|---|
| 1 | FISH & RICHARDSON P.C. | 1072 |
| 2 | KILPATRICK TOWNSEND & STOCKTON LLP | 571 |
| 3 | SUGHRUE MION, PLC | 532 |
| 4 | LEE HONG DEGERMAN KANG & WAIMEY | 504 |
| 5 | OBLON MCCLELLAND, MAIER & NEUSTADT, L.L.P. | 491 |
| 6 | SCHWEGMAN LUNDBERG & WOESSNER, P.A. | 479 |
| 7 | SLATER MATSIL | 456 |
| 8 | LEYDIG, VOIT & MAYER, LTD | 454 |
| 9 | XSENSUS, LLP | 414 |
| 10 | BIRCH STEWART KOLACH & BIRCH, LLP | 412 |
| 11 | KOWERT, HOOD, MUNYON, RANKIN & GOETZEL, P.C. | 401 |
| 12 | DENTONS LLP | 370 |
| 13 | HOLLAND & HART LLP | 361 |
| 14 | FOLEY & LARDNER LLP | 358 |
| 15 | JEFFERSON IP LAW, LLP | 348 |
| 16 | POLSINELLI LLP | 334 |
| 16 | KNOBBE MARTENS OLSON & BEAR LLP | 334 |
| 18 | BANNER & WITCOFF, LTD | 332 |
| 19 | PATTERSON & SHERIDAN, LLP. | 327 |
| 20 | FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER LLP | 324 |
| 21 | CONLEY ROSE, P.C. | 305 |
| 22 | AMIN, TUROCY & WATSON, LLP | 304 |
| 23 | BAKER & HOSTETLER LLP | 291 |
| 24 | SHUMAKER & SIEFFERT, P.A. | 285 |
| 25 | WOMBLE BOND DICKINSON (US) LLP | 283 |
| 26 | GUNTIN & GUST, PLC | 271 |
| 27 | MORGAN LEWIS & BOCKIUS LLP | 263 |
| 28 | SEED INTELLECTUAL PROPERTY LAW GROUP | 262 |
| 29 | ARENT FOX LLP | 261 |
| 30 | CANTOR COLBURN LLP | 252 |
| 31 | FENWICK & WEST LLP | 225 |
| 32 | LEE & HAYES PLLC | 223 |
| 33 | PERKINS COIE LLP | 220 |
| 33 | SAGE PATENT GROUP | 220 |
| 35 | THE FARRELL LAW FIRM, P.C | 207 |
| 36 | HANLEY FLIGHT & ZIMMERMAN, LLC | 204 |
| 37 | SHEPPARD, MULLIN, RICHTER & HAMPTON LLP | 202 |
| 37 | HARNESS, DICKEY & PIERCE P.L.C. | 202 |
| 39 | NICHOLSON DE VOS WEBSTER & ELLIOTT LLP | 198 |
| 40 | CHIP LAW GROUP | 197 |
| 41 | BAKER BOTTS L.L.P | 193 |
| 41 | CANON U.S.A. INC. IP DIVISION | 193 |
| 43 | HAYNES AND BOONE, LLP | 185 |
| 44 | LOWENSTEIN & SANDLER LLP | 181 |
| 44 | STERNE KESSLER GOLDSTEIN & FOX P.L.L.C. | 181 |
| 44 | NIXON & VANDERHYE P.C. | 181 |
| 47 | HALEY GUILIANO LLP | 179 |
| 48 | SCIENBIZIP, P.C. | 178 |
| 49 | HEWLETT PACKARD ENTERPRISE DEVELOPMENT PATENT DEPARTMENT | 177 |
| 50 | HARRITY & HARRITY, LLP | 176 |
| 51 | MURPHY, BILAK & HOMILLER, PLLC | 175 |
| 51 | FISHERBROYLES LLP | 175 |
| 53 | WENDEROTH, LIND & PONACK, L.L.P. | 171 |
| 54 | PILLSBURY WINTHORP SHAW PITTMAN, LLP | 170 |
| 55 | VOLPE & KOENIG, P.C. | 168 |
| 56 | VAN PELT, YI & JAMES LLP | 167 |
| 57 | DAVIS WRIGHT TREMAINE LLP | 165 |
| 58 | EDELL, SHAPIRO & FINNAN LLC | 159 |
| 59 | MERCHANT & GOULD P.C. | 153 |
| 60 | ADELI LLP | 148 |
| 61 | BEHMKE INNOVATION GROUP, LLC | 146 |
| 62 | MCDONNELL BOEHNEN HUBERT & BERGHOFF LLP | 145 |
| 63 | OSHA BERGMAN WATANABE & BURTON LLP | 142 |
| 64 | GREENBLUM & BERNSTEIN P.L.C. | 141 |
| 64 | FLETCHER YODER P.C. | 141 |
| 66 | GREENBERG TRAURIG LLP | 137 |
| 67 | ANOVA LAW GROUP, PLLC | 134 |
| 68 | THOMAS HORSTEMEYER, LLP | 132 |
| 69 | MASCHOFF BRENNAN | 130 |
| 70 | WORKMAN NYDEGGER | 129 |
| 71 | COATS & BENNETT, P.L.L.C. | 126 |
| 72 | SCULLY, SCOTT, MURPHY & PRESSER, PC | 122 |
| 73 | LADAS & PARRY LLP | 119 |
| 74 | LOZA & LOZA, LLP | 117 |
| 75 | ALSTON & BIRD LLP | 115 |
| 76 | STUDEBAKER & BRACKETT PC | 114 |
| 77 | NORTON ROSE FULBRIGHT | 113 |
| 77 | SCHMEISER, OLSEN & WATTS, LLP | 113 |
| 77 | BRINKS GILSON & LIONE | 113 |
| 80 | RYAN, MASON & LEWIS, LLP | 109 |
| 81 | SHOOK, HARDY & BACON L.L.P. | 108 |
| 81 | BUCHANAN INGERSOLL & ROONEY P.C | 108 |
| 81 | JCIPRNET | 108 |
| 84 | HONIGMAN MILLER SCHWARTZ & COHN LLP | 107 |
| 85 | OLIFF PLC | 105 |
| 86 | YOUNG BASILE HANLON & MACFARLANE, P.C. | 104 |
| 86 | KLARQUIST SPARKMAN, LLP | 104 |
| 88 | MICHAEL BEST & FRIEDRICH LLP | 103 |
| 88 | BARNES & THORNBURG LLP | 103 |
| 88 | FUJITSU PATENT CENTER | 103 |
| 91 | LOCKE LORD LLP | 100 |
| 91 | SQUIRE PATTON BOGGS (US) LLP | 100 |
| 93 | TUCKER ELLIS LLP | 98 |
| 94 | HARRINGTON & SMITH | 97 |
| 95 | SCHWABE, WILLIAMSON & WYATT, P.C. | 96 |
| 96 | WITHROW & TERRANOVA, P.L.L.C. | 95 |
| 97 | KUNZLER BEAN & ADAMSON | 93 |
| 98 | QUALCOMM INCORPORATED | 88 |
| 98 | HICKMAN PALERMO BECKER BINGHAM LLP | 88 |
| 98 | HESLIN ROTHENBERG FARLEY & MESITI P.C. | 88 |
| 101 | MCDERMOTT WILL & EMERY LLP | 87 |
| 101 | WESTMAN CHAMPLIN & KOEHLER, P.A. | 87 |
| 101 | ROTHWELL, FIGG, ERNST & MANBECK P.C. | 87 |
| 104 | JAFFERY WATSON MENDONSA & HAMILTON LLC | 85 |
| 105 | NSIP LAW | 84 |
| 106 | MCCLURE, QUALEY & RODACK, LLP | 83 |
| 106 | PATENT PORTFOLIO BUILDERS, PLLC | 83 |
| 108 | MOORE & VAN ALLEN PLLC | 81 |
| 108 | MUNCY, GEISSLER, OLDS & LOWE P.C. | 81 |
| 110 | PARATUS LAW GROUP, PLLC | 79 |
| 111 | ARTEGIS LAW GROUP, LLP | 77 |
| 112 | TROUTMAN PEPPER | 76 |
| 113 | SHERIDAN ROSS P.C. | 75 |
| 114 | BUCKLEY, MASCHOFF & TALWALKAR LLC | 74 |
| 114 | BRAKE HUGHES BELLERMAN LLP | 74 |
| 116 | SPRINKLE IP LAW GROUP | 73 |
| 117 | LERNER, DAVID, LITTENBERG, KRUMHOLZ & MENTLIK, LLP | 72 |
| 117 | LORENZ & KOPF LLP | 72 |
| 119 | TROP PRUNER & HU, P.C. | 71 |
| 119 | PROCOPIO, CORY, HARGREAVES & SAVITCH, LLP | 71 |
| 119 | IP LEGAL SERVICES, LLC | 71 |
| 119 | KEATING & BENNETT, LLP | 71 |
| 123 | ROBERTS CALDERON SAFRAN & COLE, P.C. | 69 |
| 123 | MYERS WOLIN LLC | 69 |
| 123 | CHERNOFF VILHAUER MCCLUNG & STENZEL LLP | 69 |
| 123 | BYRNE POH LLP | 69 |
| 127 | VENABLE LLP | 68 |
| 127 | WOLF, GREENFIELD & SACKS, P.C. | 68 |
| 127 | HUNTON ANDREWS KURTH LLP | 68 |
| 130 | KLIGLER & ASSOCIATES | 67 |
| 131 | EVERSHEDS SUTHERLAND (US) LLP | 64 |
| 132 | BOOKOFF MCANDREWS, LLC | 63 |
| 132 | HOGAN LOVELLS US LLP | 63 |
| 132 | ESPLIN & ASSOCIATES, PC | 63 |
| 135 | MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC | 62 |
| 135 | PATENT CAPITAL GROUP | 62 |
| 135 | RUTAN & TUCKER LLP | 62 |
| 138 | STAAS & HALSEY LLP | 61 |
| 138 | DICKINSON WRIGHT PLLC | 61 |
| 138 | COOPER LEGAL GROUP LLC | 61 |
| 141 | MARSHALL, GERSTEIN & BORUN LLP | 60 |
| 141 | MATTINGLY & MALUR, PC | 60 |
| 141 | HAUPTMAN HAM LLP | 60 |
| 141 | CLEMENTS BENARD WALKER PLLC | 60 |
| 145 | TUTUNJIAN & BITETTO, P.C. | 58 |
| 145 | DLA PIPER LLP | 58 |
| 147 | HARTMAN & CITRIN LLC | 57 |
| 148 | HAYNES BEFFEL & WOLFELD LLP | 55 |
| 149 | PATTERSON, THUENTE, PEDERSEN, P.A. | 54 |
| 149 | GARLICK & MARKISON | 54 |
| 149 | CUENOT, FORSYTHE & KIM, LLC | 54 |
| 152 | WEAVER AUSTIN VILLENEUVE & SAMPSON LLP | 53 |
| 153 | MH2 TECHNOLOGY LAW GROUP LLP | 52 |
| 153 | QUARLES & BRADY LLP | 52 |
| 153 | GREEN, HOWARD & MUGHAL LLP | 52 |
| 156 | ALLEMAN HALL CREASMAN & TUTTLE LLP | 51 |
| 156 | KELLER JOLLEY PREECE | 51 |
| 156 | FOGG & POWERS LLC | 51 |
| 159 | RABIN & BERDO, P.C. | 50 |
| 159 | COOLEY LLP | 50 |
| 159 | COMPASS IP LAW | 50 |
| 159 | DUANE MORRIS LLP | 50 |
If you have any questions about the Top Patent Firms 2020 list, or any other patent analytics related questions, feel free to contact:
Rocky Berndsen
Head of Patent Analytics
rberndsen@harrityllp.com