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.

1466 firms · 10873 total appearances across 3717 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Clement & Murphy9—9U.S. Court of Appeals for the Federal Circuit(5)U.S. District Court for the Eastern District of Virginia(1)U.S. District Court for the Eastern District of Virginia (Alexandria Division; transferred to Norfolk Division)(1)appellate counsel · of counsel · Of Counsel
Kutak Rock459United States Patent and Trademark Office, Patent Trial and Appeal Board(4)U.S. Court of Appeals for the Federal Circuit(1)United States District Court for the District of Nebraska(1)lead counsel · co-counsel · back-up counsel
Cole Schotz6410Texas Eastern District Court(5)Patent Trial and Appeal Board (PTAB)(2)California Central District Court(1)Attorney to be Noticed · attorney to be noticed · lead counsel
Friedman, Suder & Cooke8210U.S. District Court for the Eastern District of Texas(6)Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Western District of Texas(1)lead counsel · Lead Counsel · of counsel
Fox Rothschild6410Patent Trial and Appeal Board (PTAB) of the U.S. Patent and Trademark Office(4)U.S. District Court for the District of New Jersey (Camden)(2)District Court, Delaware(1)lead counsel · counsel · attorney
Munck Wilson Mandala2810U.S. District Court for the Eastern District of Texas(4)Patent Trial and Appeal Board (PTAB)(2)U.S. District Court for the Western District of Texas(2)lead counsel · counsel · of counsel
Kobre & Kim6410California Northern District Court(4)Patent Trial and Appeal Board (PTAB)(4)Texas Eastern District Court(1)Counsel · lead counsel · counsel
Charhon, Callahan, Robson & Garza3710Patent Trial and Appeal Board(3)Court of Appeals for the Federal Circuit(1)U.S. District Court for the District of Delaware(1)counsel · lead counsel · of counsel
Maschoff Brennan4610U.S. District Court for the District of Utah(5)United States District Court for the Eastern District of Texas(2)USPTO Patent Trial and Appeal Board(2)Of Counsel · trial counsel · Lead Counsel
Pillsbury Winthrop Shaw Pittman1910U.S. District Court for the Southern District of California(2)Western District of Texas(2)E.D. Tex. (Texarkana Div.)(1)lead counsel · counsel · trial counsel
Stinson6410Texas Eastern District Court(3)Delaware District Court(2)Arizona District Court(1)of counsel · counsel · Counsel
Hill, Kertscher & Wharton7310E.D. Tex.(2)Patent Trial and Appeal Board (PTAB)(2)U.S. District Court for the Eastern District of Texas(2)local counsel · Lead Counsel · lead counsel
Steptoe4610Patent Trial and Appeal Board (PTAB)(6)Delaware District Court(1)Texas Eastern District Court(1)lead counsel · Attorney · counsel
Cravath, Swaine & Moore2810Patent Trial and Appeal Board (PTAB)(5)N.D. Cal.(1)Texas Eastern District Court(1)counsel · lead counsel · of counsel
Ahmad, Zavitsanos, Anaipakos, Alavi & Mensing8210United States District Court for the Eastern District of Texas(4)United States Patent and Trademark Office, Patent Trial and Appeal Board(2)U.S. District Court for the District of Delaware(1)Counsel · lead counsel · Lead Counsel
Graves & Shaw8210U.S. District Court for the Western District of Texas, Waco Division(4)Patent Trial and Appeal Board(3)Court of Appeals for the Federal Circuit(2)Counsel · lead counsel · Lead Counsel
Liston Abramson8210Patent Trial and Appeal Board(3)U.S. District Court, Western District of Texas (Waco Division)(2)Texas Western District Court(1)lead counsel · pro hac vice counsel · co-counsel
Antonelli, Harrington & Thompson10111Texas Eastern District Court(5)Court of Appeals for the Federal Circuit(1)E.D. Tex.(1)lead counsel · of counsel · counsel
Boies Schiller Flexner8311Texas Eastern District Court(5)Patent Trial and Appeal Board (PTAB)(3)California Northern District Court(1)lead counsel · counsel · Counsel
Davis Polk & Wardwell3811PTAB(4)U.S. Court of Appeals for the Federal Circuit(2)U.S. District Court for the District of Delaware(2)of counsel · appellate counsel · defense counsel