Counsel registry

Representatives

Law firms representing parties in tracked US patent litigation. Counts come from per-case “Plaintiff representatives” and “Defendant representatives” sections. A firm with multiple attorneys on one case counts as a single appearance per side. Click any column header to sort; defaults to total cases, descending.

1248 firms · 7345 total appearances across 2538 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Dowell Commercial Litigation—22Patent Trial and Appeal Board (PTAB)(2)Lead Counsel
The Law Offices of David A. Gerasimow2—2Texas Eastern District Court(1)Texas Western District Court(1)lead counsel · attorney
DiCello Levitt2—2New York Southern District Court(2)Partner · significant counsel
Tabet Divito & Rothstein112Patent Trial and Appeal Board (PTAB)(1)local counsel · Local Counsel
Groombridge, Wu, Baughman & Stone—22Patent Trial and Appeal Board (PTAB)(1)Texas Eastern District Court(1)Partner · counsel
Hecht Partners—22Patent Trial and Appeal Board (PTAB)(2)Lead Counsel
Cork Maloney—22Patent Trial and Appeal Board (PTAB)(2)Back-Up Counsel · Counsel
Walker Stevens Cannom—22Delaware District Court(2)lead counsel · local counsel
Kramer2—2Texas Western District Court(1)U.S. District Court for the Western District of Texas, Waco Division (WDTX)(1)Lead Counsel · Counsel · Partner
Weintraub Tobin Chediak Coleman Grodin Law Corporation2—2U.S. District Court for the Northern District of California(1)U.S. District Court for the Northern District of California, San Jose Division(1)counsel · lead counsel
Fletcher Yoder112Patent Trial and Appeal Board (PTAB)(1)Texas Eastern District Court(1)Counsel · lead counsel · Lead Counsel
Mintz—22Delaware District Court(2)Lead Counsel · Co-chair of the ITC Practice, Member in IP Litigation Practice
Sills Cummis & Gross112New Jersey District Court(1)PTAB (United States Patent and Trademark Office)(1)lead counsel; local counsel · Local Counsel
Stamoulis & Butsika2—2U.S. District Court for the District of Delaware(2)lead counsel · local counsel
Norton Rose Fulbright112Court of Appeals for the Federal Circuit(1)Texas Eastern District Court(1)of counsel · counsel
Adduci, Mastriani & Schaumberg2—2U.S. District Court for the Eastern District of Virginia(2)local counsel
Ciccarelli Law Firm112Texas Western District Court(1)U.S. District Court for the Eastern District of Virginia(1)Counsel · local counsel
Moore & Van Allen—22North Carolina Western District Court(2)Local Counsel · lead counsel
Resnick & Louis2—2Delaware District Court(1)United States District Court of Delaware(1)counsel · Of Counsel/Local Counsel
The Pitcock Law Group112Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Eastern District of Texas(1)lead counsel · Lead Counsel
Chaudhari Law112Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Eastern District of Texas(1)counsel · Counsel
Young, Conway, Stargatt & Taylor—22District of Delaware, U.S. Court of Appeals for the Federal Circuit (CAFC)(2)Counsel for Defendant · local counsel
McArthur Law Firm—22United States District Court for the Central District of California(2)lead counsel
Tesla, Inc.112District Court, E.D. Texas(1)Patent Trial and Appeal Board (PTAB)(1)In-house counsel · Patent Attorney
Law Office David J. Hoffman2—2Southern District of New York(2)Local Counsel · counsel