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 · 10730 total appearances across 3648 cases with counsel data.

Firm	Plaintiff	Defendant	Total	Top courts	Top roles
Medlen & Carroll	—	2	2	U.S. Court of Appeals for the Federal Circuit(1)U.S. District Court for the Northern District of California(1)	of counsel
Verrill Dana	1	1	2	U.S. District Court for the District of Delaware(2)	of counsel · lead trial counsel
Phillips Goldman & Spence	—	2	2	U.S. District Court for the District of Delaware(2)	local counsel · lead local counsel · lead counsel
Budd Larner	—	2	2	U.S. District Court for the District of New Jersey(2)	local counsel · of counsel · lead local counsel
Abrams & Bayliss	—	2	2	U.S. District Court for the District of Delaware(2)	local counsel
Axinn, Veltrop & Harkrider	—	2	2	U.S. District Court for the District of Delaware(2)	backup counsel · of counsel / lead trial counsel · of counsel
Pepper Hamilton	1	1	2	U.S. District Court for the District of Delaware(1)United States Court of Federal Claims(1)	of counsel · intervenor-defendant counsel · local counsel
Bowman and Brooke	—	2	2	E.D. Mich. (Southern Division, Judge Robert H. Cleland)(1)U.S. District Court for the Eastern District of Michigan (Detroit); originally M.D. Tenn.(1)	local counsel
Baniak Pine & Gannon	2	—	2	U.S. District Court for the District of Delaware(1)U.S. District Court, Eastern District of Michigan (Southern Division)(1)	patent counsel · of counsel
Meagher Emanuel Laks Goldberg & Liao	1	1	2	U.S. District Court for the Northern District of Georgia(2)	additional defense counsel · of counsel
Ahmad, Zavitsanos & Mensing	2	—	2	U.S. District Court for the Eastern District of Texas, Marshall Division(1)U.S. District Court for the Western District of Texas, Midland Division(1)	plaintiff-side counsel · lead trial counsel · trial/patent team
Fidelis Law Group	2	—	2	Eastern District of Texas, Marshall Division(1)Western District of Texas(1)	pro hac vice counsel · counsel
Smith Weber	—	2	2	E.D. Tex. (Marshall)(1)Eastern District of Texas, Marshall Division(1)	lead counsel · local counsel
Oliff	—	2	2	C.D. Cal.(1)U.S. District Court for the Central District of California(1)	outside patent counsel; pro hac vice · pro hac vice counsel
Keller Rackauckas Umberg Zipser	2	—	2	U.S. District Court for the Northern District of California(1)U.S. District Court, Central District of California, Santa Ana Division(1)	reported counsel · local counsel
ND Galli Law	2	—	2	D. Del.(1)N.D. Cal. (Judge Edward J. Davila)(1)	lead counsel · co-counsel · lead trial counsel
Morris, James, Hitchens & Williams	1	1	2	U.S. District Court for the District of Delaware(1)U.S. District Court for the District of Delaware (Judge Joseph J. Farnan, Jr.)(1)	local counsel · lead local counsel
Law Office of Philip Swain	2	—	2	PTAB (IPR)(1)U.S. District Court for the District of Massachusetts(1)	local counsel
Bingham McCutchen	1	1	2	United States District Court for the District of Delaware, transferred to United States District Court for the Northern District of California(1)United States District Court for the Eastern District of Texas, Marshall Division(1)	counsel · lead counsel
Kramer Alberti	1	1	2	Patent Trial and Appeal Board (PTAB)(2)	plaintiff-side counsel · lead counsel · back-up counsel