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
Ascenda Law Group—11U.S. Patent and Trademark Office, Patent Trial and Appeal Board(1)lead counsel · back-up counsel
Law Offices of Steven D. Urban1—1United States District Court for the Eastern District of Texas(1)co-counsel
Connor Lee & Shumaker1—1United States District Court for the Eastern District of Texas(1)lead counsel · co-counsel
VGC1—1U.S. District Court for the Central District of California(1)lead counsel
HPL Intellectual Property Law—11U.S. District Court for the District of Delaware, Judge Jennifer L. Hall(1)lead counsel
Madigan, Dahl & Harlan—11U.S. District Court for the District of Minnesota, District Judge Nancy E. Brasel; Magistrate Judge David T. Schultz(1)local counsel
U.S. Department of Justice, Civil Division, Commercial Litigation Branch—11United States Court of Federal Claims(1)lead counsel · of counsel
Carr & Ferrell1—1United States Court of Federal Claims(1)lead counsel
Clifford Chance—11E.D. Mich. (Southern Division, Judge Robert H. Cleland)(1)defense counsel · lead trial counsel
Dewey & LeBoeuf—11U.S. District Court for the District of Delaware(1)national counsel
Howrey—11U.S. District Court for the District of Delaware(1)lead counsel · national co-counsel
Baniak Pine & Gannon / McDonnell Boehnen Hulbert & Berghoff1—1U.S. District Court for the District of Delaware(1)lead counsel · of counsel
Porter, Wright, Morris & Arthur—11U.S. District Court for the District of Delaware(1)of counsel
Brinks Hofer Gilson & Lione—11U.S. District Court for the District of Delaware(1)of counsel · lead trial counsel
Roth Law Firm—11U.S. District Court for the Eastern District of Texas, Tyler Division(1)local counsel
Slayden—11U.S. District Court for the Eastern District of Texas, Tyler Division(1)defendant counsel
Greenberg Gross / Brown Rudnick1—1U.S. District Court, Central District of California(1)California counsel
Bloom Sugarman—11U.S. District Court for the Northern District of Georgia(1)local counsel
Plunk Smith—11N.D. Tex.(1)local counsel
Brooks & Kushman1—1U.S. District Court for the Northern District of California, San Francisco Division(1)lead counsel · co-counsel