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.

1464 firms · 10820 total appearances across 3689 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Freitas & Weinberg1—1U.S. District Court for the District of Maryland(1)appellate counsel · lead appellate counsel
Kramon & Graham—11U.S. District Court for the District of Maryland(1)local counsel
Zimmer Kunz1—1U.S. District Court for the Western District of Pennsylvania(1)local counsel
Berkowitz, Lichtstein, Kuritsky, Giasullo & Gross—11S.D.N.Y. (Judge Andrew L. Carter, Jr.)(1)lead counsel
Van Cleef Law Office1—1E.D. Tex. (Judge Rodney Gilstrap; referral to Mag. J. Roy S. Payne)(1)local counsel
Bakewell & Kerr1—1U.S. Circuit Court for the Western District of Pennsylvania, in equity(1)named partner of record
Reinhardt Wendorf & Blanchfield1—1D. Minn.(1)local counsel
Stafford Davis Firm1—1W.D. Tex. (Judge Albright / Mag. Gilliland)(1)local counsel
Kent & Risley / Kent Law1—1N.D. Ga.(1)local counsel
Rimon1—1Patent Trial and Appeal Board(1)lead counsel · additional counsel
Akerman1—1United States District Court for the Southern District of Florida(1)lead counsel
Steckler, Wayne, Cochran, Cherry & Love1—1U.S. District Court for the Western District of Texas, Waco Division(1)local counsel
Nelson Bumgardner Albritton/Conroy1—1U.S. District Court, W.D. Texas (Waco Division) — Judge Alan D. Albright(1)lead counsel
Keller Rackauekas Umberg Zipser1—1U.S. District Court for the Central District of California(1)local counsel
Bartko Zankel—11U.S. District Court for the Northern District of California(1)local counsel
Perkins Coie / Holland & Knight—11E.D. Ky. (Lexington; Judge Karen K. Caldwell)(1)out-of-state defense counsel, pro hac vice; lead PTAB counsel
Oliff & Berridge—11U.S. District Court for the Central District of California(1)pro hac vice counsel
Ruttenberg IP Law—11U.S. Court of Appeals for the Federal Circuit(1)counsel (unverified)
Gray Cary Ware & Freidenrich1—1U.S. International Trade Commission(1)lead counsel · counsel of record
Midlige Richter—11U.S. District Court for the District of New Jersey(1)local counsel