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.

1280 firms · 7744 total appearances across 2683 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Gray Reed & McGraw224Texas Eastern District Court(4)counsel · lead counsel · local counsel
Flaster Greenberg314PTAB (Patent Trial and Appeal Board)(2)Court of Appeals for the Federal Circuit(1)North Carolina Middle District Court(1)Counsel for Petitioner · of counsel · counsel
Thorpe North & Western134Utah District Court(2)Court of Appeals for the Federal Circuit (CAFC)(1)lead counsel · counsel · Counsel
Global IP Law Group4—4Texas Western District Court(2)U.S. District Court for the Eastern District of Texas(1)U.S. District Court for the Northern District of Illinois, Eastern Division(1)Lead Counsel · lead counsel · local counsel
Panitch Schwarze Belisario & Nadel224Delaware District Court(2)U.S. District Court for the Eastern District of Pennsylvania(1)Counsel · Local Counsel · lead counsel
Spangler Law4—4Texas Eastern District Court(3)E.D. Tex.(1)local counsel · lead counsel · of counsel
Austin Hansley4—4Texas Eastern District Court(4)lead counsel · Local Counsel · counsel
Steckler Wayne & Love224U.S. District Court for the Eastern District of Texas(2)U.S. District Court for the Eastern District of Texas, Marshall Division(1)U.S. District Court for the Northern District of Texas(1)local counsel · Local Counsel · Counsel of Record
McDonnell Boehnen Hulbert & Berghoff314District Court for the District of Delaware(4)Lead Counsel · lead counsel · of counsel
Armond Wilson224Texas Eastern District Court(2)Delaware District Court(1)Patent Trial and Appeal Board (PTAB)(1)lead counsel · Likely Lead Counsel · Lead Counsel
Locke Lord—44Texas Eastern District Court(2)Eastern District of Texas, Marshall Division(1)U.S. District Court for the Western District of Texas(1)lead counsel · counsel · of counsel
Pearl Cohen Zedek Latzer Baratz134District of Delaware, U.S. Court of Appeals for the Federal Circuit (CAFC)(2)Court of Appeals for the Federal Circuit(1)District of Delaware(1)Lead Counsel · Counsel for Defendants · counsel
Hill, Kertscher & Wharton134Patent Trial and Appeal Board (PTAB)(2)U.S. District Court for the Northern District of Georgia(1)United States Court of Appeals for the Federal Circuit(1)Lead Counsel · local counsel · lead counsel
Ward & Smith Law Firm4—4Texas Eastern District Court(4)Local Counsel · local counsel
Goldstein & Russell4—4Virginia Eastern District Court(2)U.S. Court of Appeals for the Federal Circuit(1)U.S. District Court for the District of Delaware(1)local counsel · appellate counsel · arguing counsel
Leydig, Voit & Mayer224U.S. District Court for the Eastern District of Texas(2)U.S. District Court for the Northern District of West Virginia; U.S. Court of Appeals for the Federal Circuit; PTAB(1)U.S. District Court for the Western District of Washington(1)lead counsel · Counsel
Lee & Hayes—44Delaware District Court(1)Patent Trial and Appeal Board (PTAB)(1)Texas Western District Court(1)Back-Up Counsel · lead counsel · of counsel
The Dacus Law Firm134U.S. District Court for the Eastern District of Texas(3)Patent Trial and Appeal Board (PTAB)(1)local counsel · Lead Counsel
Rakoczy Molino Mazzochi Siwik134Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Eastern District of Texas, Marshall Division(1)U.S. District Court for the Northern District of Illinois(1)lead counsel · counsel · Back-Up Counsel
Samsung Electronics134U.S. District Court for the Eastern District of Texas(3)Patent Trial and Appeal Board (PTAB)(1)in-house · Principal Legal Counsel
MT2 Law Group314United States District Court for the Eastern District of Texas(3)U.S. District Court for the Eastern District of Texas (Lufkin Division)(1)lead counsel · Local Counsel · local counsel
Banner Witcoff224PTAB(2)U.S. District Court for the Eastern District of Missouri(1)U.S. District Court for the Northern District of Ohio(1)lead counsel · of counsel · Counsel
Rubino Law224Patent Trial and Appeal Board (PTAB)(2)US District Court for the Eastern District of Texas(2)Counsel · Lead Counsel · counsel
Dentons Davis Brown—44Southern District of Iowa(3)U.S. District Court for the Western District of Wisconsin(1)Counsel · counsel
Simon Law Firm4—4Kansas District Court(2)Missouri Western District Court(1)U.S. District Court for the Southern District of Iowa(1)lead counsel · Lead Attorney