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.

1280 firms · 7744 total appearances across 2683 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Bragalone Olejko Saad15217Texas Eastern District Court(14)U.S. District Court for the District of Delaware(1)lead counsel · Lead Counsel · Counsel
McDermott Will & Emery41317Patent Trial and Appeal Board (PTAB)(6)U.S. District Court for the District of Delaware(2)U.S. District Court for the Southern District of Iowa(2)Lead Counsel · lead counsel · Counsel
White & Case71017Patent Trial and Appeal Board (PTAB)(5)U.S. Court of Appeals for the Federal Circuit(2)U.S. District Court for the Eastern District of Texas(2)lead counsel · counsel · Associate
Merchant & Gould71017Wisconsin Eastern District Court(6)Patent Trial and Appeal Board (PTAB)(3)U.S. District Court for the Eastern District of Texas(3)lead counsel · counsel · Counsel
Fabricant Rubino Lambrianakos12517U.S. District Court for the Eastern District of Texas(10)Patent Trial and Appeal Board (PTAB)(4)U.S. District Court for the Western District of Texas, Waco Division(1)Counsel · Lead Counsel · lead counsel
The Mort Law Firm14216Texas Eastern District Court(6)U.S. District Court for the Western District of Texas(6)U.S. District Court for the District of Delaware(2)local counsel · of counsel · lead counsel
Buether Joe & Carpenter16—16Texas Western District Court(7)U.S. District Court for the Eastern District of Texas(5)California Northern District Court(1)lead counsel · of counsel · counsel
Williams & Connolly14216New Jersey District Court(4)U.S. District Court for the Northern District of West Virginia; U.S. Court of Appeals for the Federal Circuit; PTAB(4)California Northern District Court(3)Lead Counsel · Counsel · lead counsel
Morris James51116U.S. District Court for the District of Delaware(13)Court of Appeals for the Federal Circuit(1)District of Delaware, U.S. Court of Appeals for the Federal Circuit (CAFC)(1)local counsel · Local Counsel · counsel
Akin Gump Strauss Hauer & Feld8816Texas Eastern District Court(4)Texas Western District Court(4)U.S. District Court for the District of Delaware(3)lead counsel · Counsel · Lead Counsel
Vinson & Elkins51116U.S. District Court for the Eastern District of Texas(5)U.S. District Court for the Western District of Texas(4)U.S. Patent and Trademark Office, Patent Trial and Appeal Board(3)Counsel · Attorney · Lead Counsel
Troutman Pepper Hamilton Sanders8816Texas Eastern District Court(8)PTAB(3)U.S. District Court for the Eastern District of Virginia(2)Counsel · Lead Counsel · local counsel
WilmerHale51015U.S. District Court for the Western District of Texas(5)Patent Trial and Appeal Board (PTAB)(3)U.S. District Court for the Eastern District of Texas(3)Counsel · lead counsel · Lead Counsel
Etheridge Law Group14115Texas Eastern District Court(12)Texas Western District Court(3)lead counsel · of counsel · Lead Counsel
Albritton Law Firm12315U.S. District Court for the Eastern District of Texas(11)U.S. Patent and Trademark Office, Patent Trial and Appeal Board(2)Delaware District Court(1)local counsel · Local Counsel · of counsel
Scott Douglass & McConnico31215Texas Western District Court(13)Patent Trial and Appeal Board (PTAB)(2)local counsel · Local Counsel · counsel
Ropes & Gray31215Delaware District Court(4)California Eastern District Court(2)Texas Northern District Court(2)Lead Counsel · lead counsel · Counsel
Patton Tidwell & Culbertson11415Texas Eastern District Court(11)Patent Trial and Appeal Board (PTAB)(2)Texas Western District Court(1)local counsel · Local Counsel · Counsel
Young Conaway Stargatt & Taylor8715U.S. District Court for the District of Delaware(14)local counsel · Local Counsel · Counsel
Herbert Smith Freehills Kramer (US)31215Patent Trial and Appeal Board (PTAB)(12)Delaware District Court(1)U.S. District Court for the Eastern District of Texas(1)Lead Counsel · Backup Counsel · Counsel
Stamoulis & Associates14—14U.S. District Court for the Eastern District of Texas(6)U.S. District Court for the District of Delaware(3)Court of Appeals for the Federal Circuit(2)lead counsel · Lead Counsel · local counsel
Shook, Hardy & Bacon41014Texas Western District Court(3)USPTO Patent Trial and Appeal Board (PTAB)(3)California Central District Court(2)counsel · Lead Counsel · lead counsel
Paul, Weiss, Rifkind, Wharton & Garrison7714Delaware District Court(3)U.S. District Court for the Northern District of West Virginia(3)Patent Trial and Appeal Board (PTAB)(2)lead counsel · counsel · Of Counsel
DLA Piper (US)11314Eastern District of Texas(4)Texas Western District Court(4)Florida Middle District Court(2)Lead Counsel · Counsel · lead counsel
Dechert6814Patent Trial and Appeal Board (PTAB) of the United States Patent and Trademark Office (USPTO)(7)New Jersey District Court(3)Delaware District Court(1)lead counsel · of counsel · Counsel