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.

Firm	Plaintiff	Defendant	Total	Top courts	Top roles
Crow & Pitcher	1	—	1	Southern District of New York(1)	local counsel
Orrick, Herrington & Sutcliffe; Troutman Sanders	1	—	1	U.S. District Court, Eastern District of California (Sacramento)(1)	lead counsel
Bracewell & Giuliani	1	—	1	U.S. District Court for the Southern District of California (Judge Irma E. Gonzalez; Magistrate William V. Gallo)(1)	plaintiff-side counsel
Pennie & Edmonds	1	—	1	U.S. Court of Appeals for the Federal Circuit(1)	briefing counsel · lead counsel · of counsel
Loewinsohn Flegle Deary	1	—	1	U.S. District Court for the Eastern District of Texas (Tyler Division)(1)	trial counsel · lead counsel
Wilson Sheehy Knowles Robertson & Cornelius	—	1	1	U.S. District Court for the Eastern District of Texas (Tyler Division)(1)	local counsel
Jones & Jones	1	—	1	U.S. District Court for the Eastern District of Texas (Tyler Division)(1)	local counsel
Cooper & Dunham	—	1	1	U.S. District Court for the District of Delaware(1)	lead counsel
Schwartz & Posnock	—	1	1	U.S. District Court for the Northern District of California(1)	local counsel
Haverstock, Medlen & Carroll	—	1	1	U.S. District Court for the Northern District of California(1)	local counsel
Cohen, Milstein, Hausfeld & Toll	1	—	1	U.S. District Court for the District of Columbia(1)	lead counsel · co-lead counsel
McCutchen, Doyle, Brown & Enersen	—	1	1	U.S. District Court for the Northern District of California (San Francisco)(1)	trial counsel · lead counsel
Davis+Gilbert	—	1	1	D. Del. (Judge Noreika)(1)	lead counsel
Proctor Heyman & Enerio	—	1	1	U.S. District Court for the District of Delaware(1)	lead counsel
The Blakeslee Law Firm	—	1	1	U.S. International Trade Commission, Section 337(1)	lead counsel
Kwun Bhansali Lazarus	—	1	1	U.S. District Court, Northern District of California (San Jose Division)(1)	counsel · lead counsel
Lerner David	1	—	1	U.S. Patent Trial and Appeal Board(1)	lead counsel · first backup counsel · backup counsel
The Law Office of Jason B. Lattimore	1	—	1	U.S. District Court for the District of New Jersey(1)	lead counsel
Schrader, Byrd & Companion	1	—	1	U.S. District Court for the District of Delaware(1)	local counsel
Kramer Levin / HSF Kramer	1	—	1	U.S. District Court for the Eastern District of Virginia(1)	lead trial counsel