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 art unit is in technology center 2600. 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 | SUGHRUE MION, PLC | 817 | 769 | 6% |
| 2 | FISH & RICHARDSON P.C. | 648 | 650 | -0% |
| 3 | JCIPRNET | 565 | 521 | 8% |
| 4 | CANON INC. | 532 | 511 | 4% |
| 5 | KILPATRICK TOWNSEND & STOCKTON LLP | 446 | 409 | 9% |
| 6 | OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P. | 426 | 469 | -9% |
| 7 | CANTOR COLBURN LLP | 416 | 327 | 27% |
| 8 | BIRCH STEWART KOLACH & BIRCH, LLP | 407 | 422 | -4% |
| 9 | SCHWEGMAN LUNDBERG & WOESSNER, P.A. | 390 | 437 | -11% |
| 10 | XSENSUS, LLP | 372 | 239 | 56% |
| 11 | CHIP LAW GROUP | 354 | 323 | 10% |
| 12 | HARNESS IP | 352 | 337 | 4% |
| 12 | KNOBBE MARTENS OLSON & BEAR LLP | 352 | 330 | 7% |
| 14 | FENWICK & WEST LLP | 345 | 366 | -6% |
| 15 | PERKINS COIE LLP | 338 | 265 | 28% |
| 16 | OLIFF PLC | 328 | 411 | -20% |
| 17 | JEFFERSON IP LAW, LLP | 323 | 356 | -9% |
| 18 | VENABLE LLP | 309 | 336 | -8% |
| 19 | SEED INTELLECTUAL PROPERTY LAW GROUP | 295 | 281 | 5% |
| 20 | MORGAN LEWIS & BOCKIUS LLP | 285 | 326 | -13% |
| 21 | LEWIS ROCA ROTHGERBER CHRISTIE LLP | 281 | 289 | -3% |
| 22 | FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER LLP | 270 | 236 | 14% |
| 23 | F. CHAU & ASSOCIATES, LLC | 256 | 248 | 3% |
| 24 | NIXON & VANDERHYE P.C. | 255 | 255 | 0% |
| 25 | FOLEY & LARDNER LLP | 253 | 256 | -1% |
| 26 | PATTERSON & SHERIDAN, LLP. | 250 | 239 | 5% |
| 27 | SCIENBIZIP, P.C. | 239 | 292 | -18% |
| 28 | MUNCY, GEISSLER, OLDS & LOWE P.C. | 237 | 210 | 13% |
| 29 | WOMBLE BOND DICKINSON (US) LLP | 231 | 224 | 3% |
| 30 | BAKER BOTTS L.L.P | 227 | 202 | 12% |
| 31 | MICHAEL BEST & FRIEDRICH LLP | 225 | 193 | 17% |
| 32 | LEE & HAYES PLLC | 212 | 203 | 4% |
| 32 | POLSINELLI LLP | 212 | 209 | 1% |
| 34 | LEE HONG DEGERMAN KANG & WAIMEY | 208 | 188 | 11% |
| 35 | YOUNG BASILE HANLON & MACFARLANE, P.C. | 203 | 158 | 28% |
| 36 | CONLEY ROSE, P.C. | 199 | 192 | 4% |
| 37 | H. C. PARK & ASSOCIATES, PLC | 198 | 199 | -1% |
| 38 | BANNER & WITCOFF, LTD | 194 | 184 | 5% |
| 39 | ALSTON & BIRD LLP | 192 | 159 | 21% |
| 40 | AMIN, TUROCY & WATSON, LLP | 186 | 229 | -19% |
| 41 | ARENTFOX SCHIFF LLP | 178 | 207 | -14% |
| 41 | METIS IP LAW LLC | 178 | 115 | 55% |
| 43 | WORKMAN NYDEGGER | 176 | 140 | 26% |
| 44 | BROOKS KUSHMAN, P.C. | 173 | 162 | 7% |
| 44 | MCDERMOTT WILL & EMERY LLP | 173 | 201 | -14% |
| 44 | ROSSI, KIMMS & MCDOWELL LLP | 173 | 170 | 2% |
| 47 | SLATER MATSIL | 169 | 170 | -1% |
| 48 | DENTONS | 168 | 165 | 2% |
| 48 | INNOVATION COUNSEL LLP | 168 | 126 | 33% |
| 50 | BAKER & HOSTETLER LLP | 166 | 155 | 7% |
| 51 | NSIP LAW | 165 | 148 | 11% |
| 51 | SCULLY, SCOTT, MURPHY & PRESSER, PC | 165 | 158 | 4% |
| 53 | COWAN LIEBOWITZ & LATMAN, P.C. | 163 | 173 | -6% |
| 53 | LEYDIG, VOIT & MAYER, LTD | 163 | 188 | -13% |
| 55 | HARRITY & HARRITY, LLP | 162 | 72 | 125% |
| 56 | ANOVA LAW GROUP, PLLC | 161 | 155 | 4% |
| 56 | WENDEROTH, LIND & PONACK, L.L.P. | 161 | 117 | 38% |
| 58 | KOWERT, HOOD, MUNYON, RANKIN & GOETZEL, P.C. | 160 | 170 | -6% |
| 58 | THE FARRELL LAW FIRM, P.C | 160 | 181 | -12% |
| 60 | DORITY & MANNING, P.A. | 157 | 77 | 104% |
| 60 | QUALCOMM INCOPORATED | 157 | 120 | 31% |
| 62 | HAYNES AND BOONE, LLP | 154 | 165 | -7% |
| 63 | CHA & REITER, LLC | 150 | 129 | 16% |
| 63 | MASCHOFF BRENNAN | 150 | 153 | -2% |
| 65 | HANLEY FLIGHT & ZIMMERMAN, LLC | 147 | 164 | -10% |
| 66 | CROWELL & MORING LLP | 146 | 78 | 87% |
| 66 | HOLLAND & HART LLP | 146 | 96 | 52% |
| 68 | GREENBLUM & BERNSTEIN P.L.C. | 138 | 138 | 0% |
| 69 | PROCOPIO, CORY, HARGREAVES & SAVITCH, LLP | 137 | 91 | 51% |
| 70 | K&L GATES LLP | 136 | 164 | -17% |
| 71 | SHERIDAN ROSS P.C. | 134 | 124 | 8% |
| 71 | WOLF, GREENFIELD & SACKS, P.C. | 134 | 120 | 12% |
| 73 | PIERCE ATWOOD LLP | 132 | 100 | 32% |
| 73 | WPAT, P.C., INTELLECTUAL PROPERTY ATTORNEYS | 132 | 143 | -8% |
| 75 | NORTON ROSE FULBRIGHT | 129 | 106 | 22% |
| 76 | STUDEBAKER & BRACKETT PC | 128 | 150 | -15% |
| 77 | MIDDLETON REUITLINGER | 123 | 99 | 24% |
| 77 | NATH GOLDBERG & MEYER | 123 | 94 | 31% |
| 77 | WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP | 123 | 56 | 120% |
| 80 | DINSMORE & SHOHL LLP | 120 | 104 | 15% |
| 81 | OSHA BERGMAN WATANABE & BURTON LLP | 119 | 117 | 2% |
| 82 | STERNE KESSLER GOLDSTEIN & FOX P.L.L.C. | 117 | 124 | -6% |
| 83 | FISHERBROYLES LLP | 112 | 127 | -12% |
| 83 | MCCLURE, QUALEY & RODACK, LLP | 112 | 122 | -8% |
| 85 | COOPER LEGAL GROUP LLC | 111 | 51 | 118% |
| 85 | VOLPE & KOENIG, P.C. | 111 | 94 | 18% |
| 87 | FLETCHER YODER P.C. | 110 | 132 | -17% |
| 88 | FAY SHARPE LLP | 109 | 81 | 35% |
| 88 | NICHOLSON DE VOS WEBSTER & ELLIOTT LLP | 109 | 100 | 9% |
| 90 | POTOMAC LAW GROUP, PLLC | 108 | 81 | 33% |
| 91 | HAUPTMAN HAM LLP | 106 | 90 | 18% |
| 91 | SYNCODA LLC | 106 | 128 | -17% |
| 93 | MARSHALL, GERSTEIN & BORUN LLP | 104 | 97 | 7% |
| 93 | PARATUS LAW GROUP, PLLC | 104 | 105 | -1% |
| 93 | SHEPPARD, MULLIN, RICHTER & HAMPTON LLP | 104 | 100 | 4% |
| 96 | CARTER, DELUCA, FARRELL & SCHMIDT, LLP | 102 | 100 | 2% |
| 96 | GREENBERG TRAURIG LLP | 102 | 109 | -6% |
| 96 | MCDONNELL BOEHNEN HUBERT & BERGHOFF LLP | 102 | 109 | -6% |
| 99 | CHRISTENSEN O'CONNOR JOHNSON KINDNESS PLLC | 100 | 109 | -8% |
| 99 | HONIGMAN MILLER SCHWARTZ & COHN LLP | 100 | 90 | 11% |
| 99 | PEARNE & GORDON LLP | 100 | 88 | 14% |
| 102 | ARMSTRONG TEASDALE LLP | 97 | 80 | 21% |
| 102 | EVERSHEDS SUTHERLAND (US) LLP | 97 | 90 | 8% |
| 104 | MAIER & MAIER, PLLC | 94 | 60 | 57% |
| 105 | VISTA IP LAW GROUP LLP | 93 | 76 | 22% |
| 106 | MERCHANT & GOULD P.C. | 92 | 106 | -13% |
| 107 | JAFFERY WATSON MENDONSA & HAMILTON LLC | 90 | 100 | -10% |
| 107 | STAAS & HALSEY LLP | 90 | 101 | -11% |
| 109 | SAGE PATENT GROUP | 89 | 66 | 35% |
| 109 | THOMAS HORSTEMEYER, LLP | 89 | 101 | -12% |
| 111 | DICKINSON WRIGHT PLLC | 87 | 72 | 21% |
| 111 | GUNTIN & GUST, PLC | 87 | 104 | -16% |
| 111 | LATHROP & GAGE L.L.P. | 87 | 68 | 28% |
| 114 | CKC & PARTNERS CO., LTD. | 86 | 94 | -9% |
| 115 | BOOKOFF MCANDREWS, LLC | 82 | 50 | 64% |
| 116 | FIG. 1 PATENTS | 81 | 82 | -1% |
| 116 | HP INC. PATENT DEPARTMENT | 81 | 70 | 16% |
| 118 | BLANK ROME LLP | 79 | 84 | -6% |
| 118 | FERNANDO & PARTNERS, LLP | 79 | 46 | 72% |
| 118 | FOX ROTHSCHILD LLP | 79 | 26 | 204% |
| 118 | LADAS & PARRY LLP | 79 | 99 | -20% |
| 122 | KELLER JOLLEY PREECE | 78 | 62 | 26% |
| 122 | KILE PARK REED & HOUTTEMAN LLC | 78 | 61 | 28% |
| 122 | WESTMAN CHAMPLIN & KOEHLER, P.A. | 78 | 108 | -28% |
| 125 | ALLEMAN HALL CREASMAN & TUTTLE LLP | 77 | 118 | -35% |
| 125 | FUJITSU PATENT CENTER | 77 | 99 | -22% |
| 125 | SHOOK, HARDY & BACON L.L.P. | 77 | 110 | -30% |
| 125 | TREYZ LAW GROUP, P.C. | 77 | 114 | -32% |
| 129 | CALFEE HALTER & GRISWOLD LLP | 75 | 70 | 7% |
| 129 | EDELL, SHAPIRO & FINNAN LLC | 75 | 58 | 29% |
| 129 | SUITER SWANTZ PC LLO | 75 | 63 | 19% |
| 132 | INTELLECTUAL VALLEY LAW, P.C. | 74 | 41 | 80% |
| 132 | JACKSON WALKER L.L.P. | 74 | 76 | -3% |
| 132 | KUNZLER BEAN & ADAMSON | 74 | 68 | 9% |
| 135 | KIM & STEWART LLP | 72 | 46 | 57% |
| 136 | BUCHANAN INGERSOLL & ROONEY P.C | 71 | 71 | 0% |
| 136 | MCCOY RUSSELL LLP | 71 | 45 | 58% |
| 136 | SHUMAKER & SIEFFERT, P.A. | 71 | 92 | -23% |
| 136 | WITHROW & TERRANOVA, P.L.L.C. | 71 | 59 | 20% |
| 140 | BROWNSTEIN HYATT FARBER SCHRECK, LLP | 70 | 60 | 17% |
| 141 | IPUSA, PLLC | 69 | 72 | -4% |
| 141 | LEMPIA SUMMERFIELD KATZ LLC | 69 | 42 | 64% |
| 143 | MEUNIER CARLIN & CURFMAN LLC | 68 | 45 | 51% |
| 143 | MORRISON & FOERSTER LLP | 68 | 50 | 36% |
| 145 | HARRINGTON & SMITH | 67 | 71 | -6% |
| 145 | MYERS BIGEL, P.A. | 67 | 105 | -36% |
| 145 | NIXON & PEABODY LLP | 67 | 78 | -14% |
| 145 | ROTHWELL, FIGG, ERNST & MANBECK P.C. | 67 | 37 | 81% |
| 149 | HODGSON RUSS LLP | 66 | 89 | -26% |
| 149 | QUARLES & BRADY LLP | 66 | 65 | 2% |
| 149 | RANKIN, HILL & CLARK LLP | 66 | 47 | 40% |
| 152 | AKERMAN LLP | 65 | 78 | -17% |
| 152 | HALEY GUILIANO LLP | 65 | 53 | 23% |
| 152 | W&G LAW GROUP | 65 | 124 | -48% |
| 155 | FAEGRE DRINKER BIDDLE & REATH LLP | 64 | 81 | -21% |
| 156 | ARCH & LAKE LLP | 63 | 59 | 7% |
| 156 | MURPHY, BILAK & HOMILLER, PLLC | 63 | 63 | 0% |
| 156 | SQUIRE PATTON BOGGS LLP | 63 | 47 | 34% |
| 159 | DILWORTH & BARRESE LLP | 61 | 45 | 36% |
| 159 | KACVINSKY DAISAK BLUNI PLLC | 61 | 55 | 11% |
| 161 | KEATING & BENNETT, LLP | 60 | 70 | -14% |
| 161 | LOWENSTEIN & SANDLER LLP | 60 | 71 | -15% |
| 163 | LEASON ELLIS LLP | 59 | 41 | 44% |
| 163 | LERNER, DAVID, LITTENBERG, KRUMHOLZ & MENTLIK, LLP | 59 | 69 | -14% |
| 163 | LEX IP MEISTER, PLLC | 59 | 27 | 119% |
| 166 | ARTEGIS LAW GROUP, LLP | 58 | 83 | -30% |
| 166 | CHRISTOPHER & WEISBERG, P.A. | 58 | 51 | 14% |
| 166 | RENNER OTTO BOISSELLE & SKLAR, LLP | 58 | 57 | 2% |
| 169 | COLLARD & ROE, P. C. | 57 | 50 | 14% |
| 169 | DORSEY & WHITNEY LLP | 57 | 59 | -3% |
| 169 | MATTINGLY & MALUR, PC | 57 | 50 | 14% |
| 172 | KUBOTA & BASOL LLP | 56 | 61 | -8% |
| 172 | LOZA & LOZA, LLP | 56 | 36 | 56% |
| 174 | BAYRAMOGLU LAW OFFICES LLC | 54 | 58 | -7% |
| 174 | BRAKE HUGHES BELLERMAN LLP | 54 | 58 | -7% |
| 174 | FERGUSON BRASWELL FRASER KUBASTA PC | 54 | 58 | -7% |
| 177 | BARNES & THORNBURG LLP | 53 | 75 | -29% |
| 177 | DLA PIPER LLP | 53 | 66 | -20% |
| 177 | GLOBAL IP COUNCELORS, LLP | 53 | 52 | 2% |
| 177 | LI & CAI INTELLECTUAL PROPERTY | 53 | 65 | -18% |
| 181 | ESPLIN & ASSOCIATES, PC | 52 | 52 | 0% |
| 181 | LOCKE LORD LLP | 52 | 76 | -32% |
| 181 | THE PL LAW GROUP, PLLC | 52 | 17 | 206% |
| 184 | BROOKS CAMERON & HUEBSCH PLLC | 51 | 43 | 19% |
| 184 | DARROW MUSTAFA PC | 51 | 41 | 24% |
| 184 | NOVICK, KIM & LEE, PLLC | 51 | 45 | 13% |
| 184 | VON BRIESEN & ROPER SC | 51 | 24 | 113% |
| 188 | INVENTION MINE LLC | 50 | 52 | -4% |
| 188 | IPRO, PLLC | 50 | 22 | 127% |
| 188 | KINNEY & LANGE, P.A. | 50 | 51 | -2% |
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