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.

1449 firms · 10750 total appearances across 3658 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Thompson & Knight112Texas Eastern District Court(2)local counsel · Counsel for Plaintiff
Gardere Wynne Sewell—22E.D. Texas (Marshall/Tyler); transferred to W.D. Texas(1)Texas Eastern District Court(1)lead counsel · of counsel
The Stafford Davis2—2Texas Eastern District Court(1)U.S. District Court for the District of Delaware(1)lead counsel · counsel
Niro, Haller & Niro112U.S. District Court for the District of Colorado(1)U.S. Patent Trial and Appeal Board (PTAB)(1)counsel · lead counsel
Carlson, Gaskey & Olds112U.S. District Court for the Northern District of Illinois(1)USPTO Patent Trial and Appeal Board (PTAB)(1)Of Counsel · counsel · lead counsel
Fitzpatrick, Cella, Harper & Scinto112District of Delaware(1)U.S. District Court for the Eastern District of Pennsylvania(1)Lead Counsel · pro hac vice counsel
Sorey & Gilliland2—2Texas Eastern District Court(1)U.S. District Court for the Western District of Texas(1)lead counsel · local counsel
Sand, Sebolt & Wernow2—2Ohio Northern District Court(1)U.S. District Court for the Eastern District of Michigan (Detroit); originally N.D. Ohio(1)Local Counsel · pre-transfer filing counsel
Amster, Rothstein & Ebenstein112New York Southern District Court(1)U.S. District Court for the Eastern District of New York(1)lead counsel · of counsel · supervising counsel
Yetter Coleman—22U.S. District Court for the District of Delaware(1)U.S. District Court for the Western District of Texas(1)Lead Counsel · local counsel
Dykema Gossett112Texas Eastern District Court(1)Texas Western District Court(1)counsel · local counsel
Emerson Thomson Bennett—22Texas Eastern District Court(2)lead counsel
Woods Rogers Vandeventer Black112U.S. District Court for the Eastern District of Virginia(1)Virginia Western District Court(1)Local Counsel · local counsel
Fairfield and Woods2—2Court of Appeals for the Federal Circuit(2)of counsel · Lead Counsel
Knechtel, Demeur & Samlan2—2Court of Appeals for the Federal Circuit(1)U.S. District Court for the Northern District of Georgia(1)of counsel
The Devlin Law Firm2—2Court of Appeals for the Federal Circuit(1)D. Del.(1)lead counsel · of counsel · counsel
Gentry Locke2—2Virginia Western District Court(2)local counsel
Connolly Gallagher2—2Delaware District Court(1)U.S. District Court for the District of Delaware (Judge Richard G. Andrews)(1)local counsel
Saiber—11District of New Jersey(1)lead counsel · of counsel · local counsel
Carella Byrne Cecchi Olstein Brody & Agnell—11U.S. District Court for the District of New Jersey(1)local counsel