Top Patent Firms 2021 - Communications

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 2021 where the patent firms were listed on the front of the utility patents, and 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 - OverallLaw Firm Name2021 Patents2020 PatentsYoY Difference
1SUGHRUE MION PLC7737543%
2FISH & RICHARDSON P.C.652723-10%
3JCIPRNET52443720%
4CANON U.S.A. INC. IP DIVISION511542-6%
5OBLON MCCLELLAND MAIER & NEUSTADT L.L.P.470552-15%
6SCHWEGMAN LUNDBERG & WOESSNER P.A.438477-8%
7BIRCH STEWART KOLACH & BIRCH LLP422529-20%
8OLIFF PLC4124003%
9KILPATRICK TOWNSEND & STOCKTON LLP408590-31%
10FENWICK & WEST LLP366501-27%
11JEFFERSON IP LAW LLP3583551%
12HARNESS IP337353-5%
13VENABLE LLP335340-1%
14KNOBBE MARTENS OLSON & BEAR LLP328377-13%
15CANTOR COLBURN LLP327348-6%
16MORGAN LEWIS & BOCKIUS LLP325392-17%
17CHIP LAW GROUP323343-6%
18SCIENBIZIP P.C.2922737%
19LEWIS ROCA ROTHGERBER CHRISTIE LLP29122629%
20SEED INTELLECTUAL PROPERTY LAW GROUP282325-13%
21PERKINS COIE LLP267280-5%
22FOLEY & LARDNER LLP258292-12%
23NIXON & VANDERHYE P.C.25722813%
24F. CHAU & ASSOCIATES LLC24818038%
25PATTERSON & SHERIDAN LLP.238289-18%
25XSENSUS LLP238268-11%
27FINNEGAN HENDERSON FARABOW GARRETT & DUNNER LLP237246-4%
28AMIN TUROCY & WATSON LLP229239-4%
29WOMBLE BOND DICKINSON (US) LLP223233-4%
30MUNCY GEISSLER OLDS & LOWE P.C.210228-8%
30POLSINELLI LLP2101996%
32ARENT FOX LLP206257-20%
33BAKER BOTTS L.L.P203206-1%
34LEE & HAYES PLLC202267-24%
35MCDERMOTT WILL & EMERY LLP20118210%
36H. C. PARK & ASSOCIATES PLC19917514%
37MICHAEL BEST & FRIEDRICH LLP193292-34%
38CONLEY ROSE P.C.1911769%
39LEYDIG VOIT & MAYER LTD18917011%
40LEE HONG DEGERMAN KANG & WAIMEY18715719%
41BANNER & WITCOFF LTD184211-13%
42THE FARRELL LAW FIRM P.C182188-3%
43COWAN LIEBOWITZ & LATMAN P.C.17314321%
44ROSSI KIMMS & MCDOWELL LLP1721645%
45SLATER MATSIL171237-28%
46KOWERT HOOD MUNYON RANKIN & GOETZEL P.C.167184-9%
47HANLEY FLIGHT & ZIMMERMAN LLC16613028%
47HAYNES AND BOONE LLP1661632%
49K&L GATES LLP165177-7%
50DENTONS164199-18%
51BROOKS KUSHMAN P.C.162232-30%
52ALSTON & BIRD LLP159210-24%
52SCULLY SCOTT MURPHY & PRESSER PC159185-14%
54YOUNG BASILE HANLON & MACFARLANE P.C.15813517%
55ANOVA LAW GROUP PLLC156171-9%
55BAKER & HOSTETLER LLP156187-17%
57MASCHOFF BRENNAN153169-9%
58STUDEBAKER & BRACKETT PC151161-6%
59NSIP LAW1481406%
60WPAT P.C. INTELLECTUAL PROPERTY ATTORNEYS143156-8%
61WORKMAN NYDEGGER14212216%
62GREENBLUM & BERNSTEIN P.L.C.139192-28%
63FLETCHER YODER P.C.132138-4%
64CHA & REITER LLC1319932%
65FISHERBROYLES LLP12810819%
65INNOVATION COUNSEL LLP1281188%
65SYNCODA LLC12844191%
68W&G LAW GROUP1257176%
69SHERIDAN ROSS P.C.124160-23%
69STERNE KESSLER GOLDSTEIN & FOX P.L.L.C.1241176%
71MCCLURE QUALEY & RODACK LLP1221183%
72QUALCOMM INCORPORATED1207364%
72WOLF GREENFIELD & SACKS P.C.120170-29%
74ALLEMAN HALL CREASMAN & TUTTLE LLP119166-28%
75WENDEROTH LIND & PONACK L.L.P.1171170%
76OSHA BERGMAN WATANABE & BURTON LLP116135-14%
77METIS IP LAW LLC1158535%
77TREYZ LAW GROUP P.C.115134-14%
79CHRISTENSEN O'CONNOR JOHNSON KINDNESS PLLC1097643%
79GREENBERG TRAURIG LLP1099712%
79MCDONNELL BOEHNEN HUBERT & BERGHOFF LLP109176-38%
79SHOOK HARDY & BACON L.L.P.109112-3%
83WESTMAN CHAMPLIN & KOEHLER P.A.108156-31%
84MERCHANT & GOULD P.C.106128-17%
85MYERS BIGEL P.A.1056075%
85NORTON ROSE FULBRIGHT1059017%
85PARATUS LAW GROUP PLLC105996%
88DINSMORE & SHOHL LLP104959%
89CARTER DELUCA FARRELL & SCHMIDT LLP102975%
89GUNTIN & GUST PLC102179-43%
91STAAS & HALSEY LLP101125-19%
91THOMAS HORSTEMEYER LLP1015391%
93JAFFERY WATSON MENDONSA & HAMILTON LLC100121-17%
93NICHOLSON DE VOS WEBSTER & ELLIOTT LLP1007927%
93PIERCE ATWOOD LLP1009110%
93SHEPPARD MULLIN RICHTER & HAMPTON LLP100153-35%
97FUJITSU PATENT CENTER99123-20%
97LADAS & PARRY LLP99127-22%
97MIDDLETON REUITLINGER997238%
100W&G LAW GROUP LLP987138%
101MARSHALL GERSTEIN & BORUN LLP97120-19%
102HOLLAND & HART LLP96126-24%
103CKC & PARTNERS CO. LTD.9498-4%
103NATH GOLDBERG & MEYER9496-2%
103VOLPE & KOENIG P.C.94111-15%
106SHUMAKER & SIEFFERT P.A.92920%
107PROCOPIO CORY HARGREAVES & SAVITCH LLP918211%
108EVERSHEDS SUTHERLAND (US) LLP908013%
108HAUPTMAN HAM LLP90106-15%
108HONIGMAN MILLER SCHWARTZ & COHN LLP90114-21%
111HODGSON RUSS LLP89113-21%
112PEARNE & GORDON LLP887026%
113BLANK ROME LLP8599-14%
114ARTEGIS LAW GROUP LLP837511%
115FAY SHARPE LLP826330%
115FIG. 1 PATENTS82
117FAEGRE DRINKER BIDDLE & REATH LLP81810%
117POTOMAC LAW GROUP PLLC816819%
119ARMSTRONG TEASDALE LLP8091-12%
120AKERMAN LLP7935126%
120NIXON & PEABODY LLP796620%
122CROWELL & MORING LLP7896-19%
122ZILKA-KOTAB P.C.78145-46%
124DORITY & MANNING P.A.777010%
124VISTA IP LAW GROUP LLP7795-19%
126BARNES & THORNBURG LLP7682-7%
126JACKSON WALKER L.L.P.76106-28%
126LOCKE LORD LLP7681-6%
126MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC7694-19%
130BUCHANAN INGERSOLL & ROONEY P.C72126-43%
130DICKINSON WRIGHT PLLC72720%
130IPUSA PLLC72669%
133HARRITY & HARRITY LLP7178-9%
133LOWENSTEIN & SANDLER LLP7178-9%
135CALFEE HALTER & GRISWOLD LLP7095-26%
135HP INC. PATENT DEPARTMENT7099-29%
137HARRINGTON & SMITH6971-3%
137KEATING & BENNETT LLP69159-57%
137LERNER DAVID LITTENBERG KRUMHOLZ & MENTLIK LLP6977-10%
137TUTUNJIAN & BITETTO P.C.695721%
141COATS & BENNETT P.L.L.C.68646%
141LATHROP & GAGE L.L.P.6883-18%
143KUNZLER BEAN & ADAMSON67636%
144DLA PIPER LLP665520%
144SAGE PATENT GROUP66618%
146LI & CAI INTELLECTUAL PROPERTY65650%
146QUARLES & BRADY LLP655225%
148MURPHY BILAK & HOMILLER PLLC635221%
148SUITER SWANTZ PC LLO635711%
150KELLER JOLLEY PREECE6277-19%
150TROUTMAN PEPPER62587%
152KILE PARK REED & HOUTTEMAN LLC6162-2%
152KUBOTA & BASOL LLP6167-9%
152MAIER & MAIER PLLC614536%
155BROWNSTEIN HYATT FARBER SCHRECK LLP6077-22%
155DORSEY & WHITNEY LLP605313%
155HAMRE SCHUMANN MUELLER & LARSON P.C.60567%
155THE WEBB LAW FIRM6017253%
159BRINKS GILSON & LIONE5998-40%
159WITHROW & TERRANOVA P.L.L.C.5965-9%
161ARCH & LAKE LLP583757%
161BAYRAMOGLU LAW OFFICES LLC5817241%
161BRAKE HUGHES BELLERMAN LLP58103-44%
161EDELL SHAPIRO & FINNAN LLC5869-16%
161FERGUSON BRASWELL FRASER KUBASTA PC583376%
161MCANDREWS HELD & MALLOY LTD.5891-36%
167CLEMENTS BERNARD WALKER PLLC574527%
167PILLSBURY WINTHORP SHAW PITTMAN LLP5765-12%
167RENNER OTTO BOISSELLE & SKLAR LLP5767-15%
167SCHMEISER OLSEN & WATTS LLP5777-26%
171COLBY NIPPER554134%
171HOLTZ HOLTZ & VOLEK PC55105-48%
171JORDAN IP LAW LLC55534%
171LORENZ & KOPF LLP5558-5%
171WESTERMAN HATTORI DANIELS & ADRIAN LLP555010%
176KACVINSKY DAISAK BLUNI PLLC5415300%
176RABIN & BERDO P.C.5456-4%
178HALEY GUILIANO LLP533266%
179ESPLIN & ASSOCIATES PC5277-32%
179GLOBAL IP COUNCELORS LLP5259-12%
179INVENTION MINE LLC5264-19%
182CHRISTOPHER & WEISBERG P.A.513355%
182COOPER LEGAL GROUP LLC514319%
182KINNEY & LANGE P.A.5190-43%
182MUETING RAASCH GROUP5154-6%
186BOOKOFF MCANDREWS LLC5060-17%
186COLLARD & ROE P. C.503447%
186DITTHAVONG STEINER & MLOTKOWSKI5025100%
186MATTINGLY & MALUR PC50476%
186MORRISON & FOERSTER LLP504122%
186ROBERTS CALDERON SAFRAN & COLE P.C.5056-11%

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Contact Us

If you have any questions about the Top Patent Firms 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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