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 2022 where the patent firms were listed on the front of the utility patents, and the art unit is between 3700-3769, 3780-3789. 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 - Overall | Law Firm Name | 2022 Patents | 2021 Patents | YoY Difference |
|---|---|---|---|---|
| 1 | FISH & RICHARDSON P.C. | 541 | 445 | 22% |
| 2 | OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P. | 475 | 480 | -1% |
| 3 | CANTOR COLBURN LLP | 454 | 486 | -7% |
| 4 | OLIFF PLC | 430 | 490 | -12% |
| 5 | FOLEY & LARDNER LLP | 387 | 373 | 4% |
| 6 | NIXON & VANDERHYE P.C. | 383 | 366 | 5% |
| 7 | KNOBBE MARTENS OLSON & BEAR LLP | 375 | 365 | 3% |
| 8 | DORITY & MANNING, P.A. | 360 | 372 | -3% |
| 9 | CARLSON, GASKEY & OLDS. P.C. | 343 | 391 | -12% |
| 10 | NORTON ROSE FULBRIGHT | 336 | 316 | 6% |
| 11 | HARNESS IP | 330 | 396 | -17% |
| 12 | BIRCH STEWART KOLACH & BIRCH, LLP | 308 | 291 | 6% |
| 13 | MICHAEL BEST & FRIEDRICH LLP | 303 | 264 | 15% |
| 14 | SUGHRUE MION, PLC | 292 | 282 | 4% |
| 15 | CROWELL & MORING LLP | 273 | 221 | 24% |
| 16 | MCCOY RUSSELL LLP | 268 | 336 | -20% |
| 17 | MUNCY, GEISSLER, OLDS & LOWE P.C. | 254 | 241 | 5% |
| 18 | WENDEROTH, LIND & PONACK, L.L.P. | 239 | 191 | 25% |
| 19 | DICKINSON WRIGHT PLLC | 232 | 206 | 13% |
| 20 | BARNES & THORNBURG LLP | 220 | 260 | -15% |
| 21 | MORGAN LEWIS & BOCKIUS LLP | 216 | 218 | -1% |
| 22 | WOMBLE BOND DICKINSON (US) LLP | 214 | 190 | 13% |
| 23 | ARMSTRONG TEASDALE LLP | 189 | 183 | 3% |
| 24 | MCANDREWS, HELD & MALLOY, LTD. | 174 | 195 | -11% |
| 24 | POSZ LAW GROUP, PLC | 174 | 161 | 8% |
| 26 | KED & ASSOCIATES LLP | 165 | 121 | 36% |
| 27 | STUDEBAKER & BRACKETT PC | 164 | 166 | -1% |
| 28 | KILPATRICK TOWNSEND & STOCKTON LLP | 161 | 181 | -11% |
| 28 | PEARNE & GORDON LLP | 161 | 155 | 4% |
| 30 | CARTER, DELUCA, FARRELL & SCHMIDT, LLP | 160 | 126 | 27% |
| 31 | OSHA BERGMAN WATANABE & BURTON LLP | 152 | 161 | -6% |
| 32 | DINSMORE & SHOHL LLP | 151 | 138 | 9% |
| 33 | SCHWEGMAN LUNDBERG & WOESSNER, P.A. | 144 | 136 | 6% |
| 33 | SNELL & WILMER L.L.P. | 144 | 141 | 2% |
| 35 | HAUPTMAN HAM LLP | 140 | 94 | 49% |
| 36 | BAKER & HOSTETLER LLP | 132 | 125 | 6% |
| 36 | SHOOK, HARDY & BACON L.L.P. | 132 | 94 | 40% |
| 36 | THE WEBB LAW FIRM | 132 | 135 | -2% |
| 39 | GREER BURNS & CRAIN LTD. | 130 | 104 | 25% |
| 40 | FAEGRE DRINKER BIDDLE & REATH LLP | 129 | 127 | 2% |
| 41 | BROOKS KUSHMAN, P.C. | 128 | 114 | 12% |
| 41 | JCIPRNET | 128 | 110 | 16% |
| 43 | FLETCHER YODER P.C. | 126 | 155 | -19% |
| 43 | NEAL, GERBER & EISENBERG LLP | 126 | 127 | -1% |
| 45 | BOOKOFF MCANDREWS, LLC | 125 | 71 | 76% |
| 45 | MARSHALL, GERSTEIN & BORUN LLP | 125 | 146 | -14% |
| 45 | QUARLES & BRADY LLP | 125 | 116 | 8% |
| 48 | GREENBLUM & BERNSTEIN P.L.C. | 124 | 125 | -1% |
| 49 | PRICE HENEVELD LLP | 122 | 115 | 6% |
| 50 | BUCHANAN INGERSOLL & ROONEY P.C | 118 | 156 | -24% |
| 50 | MAIER & MAIER, PLLC | 118 | 87 | 36% |
| 50 | MCDONNELL BOEHNEN HUBERT & BERGHOFF LLP | 118 | 113 | 4% |
| 50 | SCHMEISER, OLSEN & WATTS, LLP | 118 | 91 | 30% |
| 54 | MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC | 117 | 141 | -17% |
| 55 | MERCHANT & GOULD P.C. | 116 | 94 | 23% |
| 56 | VENABLE LLP | 113 | 87 | 30% |
| 57 | MCGARRY BAIR PC | 111 | 105 | 6% |
| 58 | HAMRE, SCHUMANN, MUELLER & LARSON, P.C. | 108 | 93 | 16% |
| 59 | PERKINS COIE LLP | 107 | 107 | 0% |
| 60 | RENNER OTTO BOISSELLE & SKLAR, LLP | 106 | 96 | 10% |
| 61 | BANNER & WITCOFF, LTD | 105 | 140 | -25% |
| 61 | FITCH, EVEN, TABIN & FLANNERY LLP | 105 | 113 | -7% |
| 63 | FISHERBROYLES LLP | 104 | 89 | 17% |
| 64 | DORSEY & WHITNEY LLP | 103 | 83 | 24% |
| 65 | LEMPIA SUMMERFIELD KATZ LLC | 102 | 60 | 70% |
| 66 | WORKMAN NYDEGGER | 101 | 79 | 28% |
| 67 | BAKER BOTTS L.L.P | 100 | 96 | 4% |
| 67 | MAGINOT MOORE & BECK LLP | 100 | 103 | -3% |
| 69 | SHERIDAN ROSS P.C. | 98 | 80 | 23% |
| 70 | QUINN IP LAW | 97 | 94 | 3% |
| 71 | WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP | 96 | 94 | 2% |
| 72 | K&L GATES LLP | 95 | 89 | 7% |
| 72 | RANKIN, HILL & CLARK LLP | 95 | 105 | -10% |
| 74 | MCDERMOTT WILL & EMERY LLP | 94 | 64 | 47% |
| 74 | WOOD HERRON & EVANS LLP | 94 | 73 | 29% |
| 76 | LORENZ & KOPF LLP | 93 | 81 | 15% |
| 76 | SHUMAKER & SIEFFERT, P.A. | 93 | 88 | 6% |
| 78 | KINNEY & LANGE, P.A. | 92 | 104 | -12% |
| 79 | CHRISTENSEN O'CONNOR JOHNSON KINDNESS PLLC | 91 | 84 | 8% |
| 80 | LOCKE LORD LLP | 90 | 118 | -24% |
| 81 | VOLPE & KOENIG, P.C. | 89 | 79 | 13% |
| 82 | KLARQUIST SPARKMAN, LLP | 88 | 74 | 19% |
| 83 | HOWARD & HOWARD ATTORNEYS PLLC | 87 | 90 | -3% |
| 84 | BAYRAMOGLU LAW OFFICES LLC | 86 | 61 | 41% |
| 84 | BURRIS LAW, PLLC | 86 | 77 | 12% |
| 86 | PATTERSON & SHERIDAN, LLP. | 85 | 95 | -11% |
| 87 | ANDRUS INTELLECTUAL PROPERTY LAW, LLP | 83 | 82 | 1% |
| 87 | DENTONS | 83 | 84 | -1% |
| 87 | FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER LLP | 83 | 138 | -40% |
| 87 | MAYER & WILLIAMS PC | 83 | 75 | 11% |
| 91 | FOX ROTHSCHILD LLP | 80 | 42 | 90% |
| 92 | EVERSHEDS SUTHERLAND (US) LLP | 77 | 49 | 57% |
| 93 | GETZ BALICH | 76 | 59 | 29% |
| 93 | POLSINELLI LLP | 76 | 99 | -23% |
| 95 | ALLEMAN HALL CREASMAN & TUTTLE LLP | 74 | 114 | -35% |
| 95 | PENILLA IP, APC | 74 | 66 | 12% |
| 95 | WOLF, GREENFIELD & SACKS, P.C. | 74 | 71 | 4% |
| 98 | HANLEY FLIGHT & ZIMMERMAN, LLC | 73 | 71 | 3% |
| 99 | HAYNES AND BOONE, LLP | 72 | 54 | 33% |
| 99 | MASCHOFF BRENNAN | 72 | 63 | 14% |
| 101 | GLOBAL IP COUNCELORS, LLP | 71 | 82 | -13% |
| 101 | GREENBERG TRAURIG LLP | 71 | 76 | -7% |
| 101 | STAAS & HALSEY LLP | 71 | 95 | -25% |
| 101 | STERNE KESSLER GOLDSTEIN & FOX P.L.L.C. | 71 | 80 | -11% |
| 105 | COLLARD & ROE, P. C. | 70 | 53 | 32% |
| 105 | SEED INTELLECTUAL PROPERTY LAW GROUP | 70 | 72 | -3% |
| 107 | COOK ALEX LTD. | 69 | 43 | 60% |
| 108 | HOFFMAN WARNICK LLC | 68 | 63 | 8% |
| 108 | RATNERPRESTIA | 68 | 61 | 11% |
| 110 | XSENSUS, LLP | 67 | 64 | 5% |
| 111 | FROST BROWN TODD LLC | 66 | 91 | -27% |
| 111 | LEYDIG, VOIT & MAYER, LTD | 66 | 105 | -37% |
| 113 | EDELL, SHAPIRO & FINNAN LLC | 65 | 54 | 20% |
| 114 | BLANK ROME LLP | 64 | 57 | 12% |
| 114 | HONIGMAN MILLER SCHWARTZ & COHN LLP | 64 | 69 | -7% |
| 114 | MCGLEW AND TUTTLE, P.C. | 64 | 74 | -14% |
| 114 | MIDDLETON REUITLINGER | 64 | 48 | 33% |
| 114 | TAFT STETTININUS & HOLLISTER LLP | 64 | 75 | -15% |
| 119 | COZEN O'CONNOR | 63 | 64 | -2% |
| 120 | KIRTON MCCONKIE, PC | 62 | 44 | 41% |
| 121 | HARVEST IP LAW LLP | 61 | 31 | 97% |
| 121 | REINHART BOERNER VAN DEUREN P.C. | 61 | 62 | -2% |
| 121 | TAYLOR ENGLISH DUMA LLP | 61 | 53 | 15% |
| 124 | LEE & HAYES PLLC | 60 | 58 | 3% |
| 124 | SHUTTLEWORTH & INGERSOLL, PLC | 60 | 69 | -13% |
| 124 | WESTMAN CHAMPLIN & KOEHLER, P.A. | 60 | 76 | -21% |
| 127 | BACHMAN & LAPOINTE, P.C. | 59 | 85 | -31% |
| 127 | BERESKIN & PARR LLP | 59 | 38 | 55% |
| 127 | THOMAS HORSTEMEYER, LLP | 59 | 51 | 16% |
| 130 | GROSSMAN, TUCKER, PERREAULT & PFELGER, PLLC | 58 | 44 | 32% |
| 130 | HAYES SOLOWAY P.C. | 58 | 42 | 38% |
| 130 | KEATING & BENNETT, LLP | 58 | 46 | 26% |
| 130 | TROUTMAN PEPPER | 58 | 96 | -40% |
| 134 | ARENTFOX SCHIFF LLP | 57 | 39 | 46% |
| 135 | SHUMAKER, LOOP & KENDRICK, LLP | 56 | 56 | 0% |
| 136 | VIVACQUA CRANE | 55 | 15 | 267% |
| 137 | BRANNON SOWERS & CRACRAFT PC | 54 | 54 | 0% |
| 138 | ALSTON & BIRD LLP | 53 | 49 | 8% |
| 138 | AMIN, TUROCY & WATSON, LLP | 53 | 42 | 26% |
| 138 | COOPER LEGAL GROUP LLC | 53 | 41 | 29% |
| 138 | LERNER, DAVID, LITTENBERG, KRUMHOLZ & MENTLIK, LLP | 53 | 67 | -21% |
| 142 | BOYLE FREDRICKSON S.C. | 52 | 41 | 27% |
| 142 | FISHMAN STEWART PLLC | 52 | 77 | -32% |
| 142 | PROCOPIO, CORY, HARGREAVES & SAVITCH, LLP | 52 | 56 | -7% |
| 145 | PILLSBURY WINTHORP SHAW PITTMAN, LLP | 51 | 80 | -36% |
| 146 | BURR & FORMAN LLP | 50 | 42 | 19% |
| 146 | CALFEE HALTER & GRISWOLD LLP | 50 | 50 | 0% |
| 146 | MCCARTER & ENGLISH, LLP | 50 | 54 | -7% |
| 146 | YOUNG BASILE HANLON & MACFARLANE, P.C. | 50 | 40 | 25% |
If you have any questions about the 2022 Top Patent Firms list, or any other patent analytics related questions, feel free to contact:
Rocky Berndsen
Head of Patent Analytics
rberndsen@harrityllp.com