Top Patent Firms 2022 - Chemical and Materials Engineering

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 1700. 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 - OverallLaw Firm Name2022 Patents2021 PatentsYoY Difference
1OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P.788870-9%
2BIRCH STEWART KOLACH & BIRCH, LLP771837-8%
3SUGHRUE MION, PLC631681-7%
4OLIFF PLC536553-3%
5CANTOR COLBURN LLP510562-9%
6LERNER, DAVID, LITTENBERG, KRUMHOLZ & MENTLIK, LLP382386-1%
7FISH & RICHARDSON P.C.3783663%
8HARNESS IP37532715%
9FOLEY & LARDNER LLP357384-7%
10WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP34630414%
11MORGAN LEWIS & BOCKIUS LLP318326-2%
12GREENBLUM & BERNSTEIN P.L.C.31528411%
13WENDEROTH, LIND & PONACK, L.L.P.2952757%
14FAEGRE DRINKER BIDDLE & REATH LLP28423222%
15DINSMORE & SHOHL LLP267269-1%
16KNOBBE MARTENS OLSON & BEAR LLP2562378%
17KILPATRICK TOWNSEND & STOCKTON LLP2352197%
18LEWIS ROCA ROTHGERBER CHRISTIE LLP232237-2%
19DORITY & MANNING, P.A.221282-22%
20BUCHANAN INGERSOLL & ROONEY P.C2132035%
21NIXON & VANDERHYE P.C.2061946%
22JCIPRNET205212-3%
22OSHA BERGMAN WATANABE & BURTON LLP205222-8%
24K&L GATES LLP20317417%
25DENTONS2021906%
26DICKINSON WRIGHT PLLC20116026%
27MCDERMOTT WILL & EMERY LLP188191-2%
28MUNCY, GEISSLER, OLDS & LOWE P.C.172190-9%
29CROWELL & MORING LLP16512631%
29FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER LLP165218-24%
31LEYDIG, VOIT & MAYER, LTD1611517%
32RATNERPRESTIA155181-14%
33THORPE NORTH & WESTERN LLP1511389%
34MERCHANT & GOULD P.C.15013610%
34THE WEBB LAW FIRM150166-10%
36PATTERSON & SHERIDAN, LLP.146195-25%
37VENABLE LLP141171-18%
38KENJA IP LAW PC14012017%
39LOCKE LORD LLP13511221%
40ARMSTRONG TEASDALE LLP134136-1%
41MCDONNELL BOEHNEN HUBERT & BERGHOFF LLP13311912%
41STUDEBAKER & BRACKETT PC13311912%
43BAKER & HOSTETLER LLP130141-8%
43WOMBLE BOND DICKINSON (US) LLP1301245%
45MARSHALL, GERSTEIN & BORUN LLP1291244%
45WOLF, GREENFIELD & SACKS, P.C.129142-9%
47FITCH, EVEN, TABIN & FLANNERY LLP12811511%
48BROOKS KUSHMAN, P.C.127157-19%
48PEARNE & GORDON LLP127128-1%
50PILLSBURY WINTHORP SHAW PITTMAN, LLP126131-4%
51ARENTFOX SCHIFF LLP1211128%
51MILLEN WHITE ZELANO & BRANIGAN, P.C.1211119%
53NORTON ROSE FULBRIGHT1181089%
54HAUPTMAN HAM LLP1179622%
54SNELL & WILMER L.L.P.1171106%
56GREER BURNS & CRAIN LTD.116124-6%
57BARNES & THORNBURG LLP1131112%
58BURR & BROWN, PLLC112117-4%
58MICHAEL BEST & FRIEDRICH LLP112121-7%
60MAIER & MAIER, PLLC1107645%
61GRUNEBERG AND MYERS PLLC1098528%
62BAYRAMOGLU LAW OFFICES LLC1078427%
62DUANE MORRIS LLP1071007%
64NATH GOLDBERG & MEYER106110-4%
65HAMRE, SCHUMANN, MUELLER & LARSON, P.C.105127-17%
65RANKIN, HILL & CLARK LLP105116-9%
67MEUNIER CARLIN & CURFMAN LLC1048325%
68WORKMAN NYDEGGER1038324%
69MYERS BIGEL, P.A.997630%
70SEED INTELLECTUAL PROPERTY LAW GROUP988121%
71ROTHWELL, FIGG, ERNST & MANBECK P.C.93101-8%
72FOX ROTHSCHILD LLP9142117%
73DLA PIPER LLP88108-19%
74AMIN, TUROCY & WATSON, LLP87817%
74MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC87141-38%
74SCHWEGMAN LUNDBERG & WOESSNER, P.A.8788-1%
77BANNER & WITCOFF, LTD86816%
77THOMAS HORSTEMEYER, LLP86119-28%
79BRACEWELL LLP84114-26%
79NIXON & PEABODY LLP847217%
81EVERSHEDS SUTHERLAND (US) LLP83830%
81NOVICK, KIM & LEE, PLLC8394-12%
83HP INC. PATENT DEPARTMENT825355%
84GREENBERG TRAURIG LLP81793%
85LEASON ELLIS LLP806719%
85QUARLES & BRADY LLP807310%
87WARNER NORCROSS & JUDD LLP7937114%
88VORYS, SATER, SEYMOUR & PEASE LLP776518%
89PERKINS COIE LLP7698-22%
90FISHERBROYLES LLP736120%
90LEE IP LAW PC73679%
90LUCAS & MERCANTI, LLP7376-4%
93LORENZ & KOPF LLP7274-3%
93MUETING RAASCH GROUP7294-23%
93RENNER OTTO BOISSELLE & SKLAR, LLP7281-11%
93SCULLY, SCOTT, MURPHY & PRESSER, PC72677%
97SERVILLA WHITNEY LLC713887%
97TROUTMAN PEPPER7184-15%
97VOLPE & KOENIG, P.C.7173-3%
100IPUSA, PLLC704075%
101CALFEE HALTER & GRISWOLD LLP696310%
101CONLEY ROSE, P.C.695623%
101DORSEY & WHITNEY LLP69648%
104KED & ASSOCIATES LLP685426%
105POLSINELLI LLP6799-32%
105SHERIDAN ROSS P.C.6771-6%
105STAAS & HALSEY LLP674549%
108ALSTON & BIRD LLP6671-7%
108BAKER BOTTS L.L.P6699-33%
108BLANK ROME LLP6668-3%
108MASCHOFF BRENNAN665912%
108WPAT, P.C., INTELLECTUAL PROPERTY ATTORNEYS664740%
113MCANDREWS, HELD & MALLOY, LTD.654544%
113THE MARBURY LAW GROUP654738%
113XSENSUS, LLP653586%
116MCKEE, VOORHEES & SEASE, PLC64632%
116OSTROLENK FABER LLP6496-33%
118DAVIDSON, DAVIDSON & KAPPEL, LLC634929%
119SCIENBIZIP, P.C.6284-26%
119STERNE KESSLER GOLDSTEIN & FOX P.L.L.C.62579%
121HAYNES AND BOONE, LLP6178-22%
122KLARQUIST SPARKMAN, LLP604533%
123CARLSON, GASKEY & OLDS. P.C.5884-31%
123HUNTON ANDREWS KURTH LLP58539%
125COZEN O'CONNOR5762-8%
125MATTINGLY & MALUR, PC575014%
125MOSER TABOADA575112%
125SLATER MATSIL5763-10%
129QUINN IP LAW5658-3%
130HONIGMAN MILLER SCHWARTZ & COHN LLP5564-14%
130WEIHROUCH IP55Infinity
132PANITCH SCHWARZE BELISARIO & NADEL LLP5471-24%
132SQUIRE PATTON BOGGS LLP544715%
132YOUNG BASILE HANLON & MACFARLANE, P.C.544617%
135GLOBAL IP COUNCELORS, LLP5372-26%
135LOWENSTEIN & SANDLER LLP5356-5%
135MCCOY RUSSELL LLP534226%
138ABEL SCHILLINGER, LLP524516%
138CHRISTENSEN O'CONNOR JOHNSON KINDNESS PLLC5262-16%
138MCGARRY BAIR PC5268-24%
141IP & T GROUP LLP503447%
141PRICE HENEVELD LLP503352%

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If you have any questions about the Top Patent Firms 2022 list, or any other patent analytics related questions, feel free to contact:

Rocky Berndsen
Head of Patent Analytics
rberndsen@harrityllp.com

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