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.

1445 firms · 10625 total appearances across 3610 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
The Stafford Davis Firm44—44Texas Eastern District Court(13)W.D. Tex.(9)U.S. District Court for the Western District of Texas(7)local counsel · Of Counsel · lead counsel
Cherry Johnson Siegmund James311243Texas Western District Court(21)Texas Northern District Court(2)U.S. Court of Appeals for the Federal Circuit(2)local counsel · counsel · Counsel
K&L Gates192342Texas Eastern District Court(15)Patent Trial and Appeal Board (PTAB)(9)U.S. District Court for the District of Delaware(3)counsel · Counsel · lead counsel
Wolf, Greenfield & Sacks202242Patent Trial and Appeal Board (PTAB)(16)U.S. District Court for the Eastern District of Texas, Marshall Division (Judge Rodney Gilstrap)(5)Court of Appeals for the Federal Circuit(3)lead counsel · counsel · back-up counsel
Latham & Watkins113041Patent Trial and Appeal Board (PTAB)(12)U.S. District Court for the District of Delaware(8)Texas Western District Court(3)lead counsel · Of Counsel · counsel
Foley & Lardner202141Patent Trial and Appeal Board (PTAB)(14)Texas Eastern District Court(5)U.S. District Court for the Central District of California(4)lead counsel · Lead Counsel · trial counsel
Parker, Bunt & Ainsworth301141U.S. District Court for the Eastern District of Texas(27)U.S. District Court for the Western District of Texas(3)Court of Appeals for the Federal Circuit(2)local counsel · Local Counsel · Lead Counsel
Devlin Law Firm37340D. Del. (Judge Noreika)(7)Texas Western District Court(7)U.S. District Court for the District of Delaware(5)lead counsel · local counsel · counsel
Knobbe, Martens, Olson & Bear211940Patent Trial and Appeal Board (PTAB)(18)U.S. District Court for the Northern District of California(6)U.S. District Court for the Central District of California(4)lead counsel · Counsel · counsel
Cooley73340Patent Trial and Appeal Board (PTAB)(12)U.S. District Court for the Eastern District of Texas(6)U.S. District Court for the District of Delaware(5)lead counsel · Lead Counsel · of counsel
Heim, Payne & Chorush261440Patent Trial and Appeal Board (PTAB)(14)U.S. District Court for the Eastern District of Texas(11)U.S. District Court for the District of Delaware(4)lead counsel · Counsel · Backup Counsel
Norton Rose Fulbright US83038Patent Trial and Appeal Board (PTAB)(9)U.S. Court of Appeals for the Federal Circuit(6)Texas Western District Court(5)trial counsel · counsel · lead counsel
Unified Patents36137Patent Trial and Appeal Board (PTAB)(34)Central Reexamination Unit (CRU) of the USPTO(2)United States Patent and Trademark Office (USPTO)(1)in-house · Senior Patent Counsel · in-house counsel
Weil, Gotshal & Manges92837Patent Trial and Appeal Board (PTAB)(7)District of Delaware(6)U.S. District Court for the Western District of Texas(5)Lead Counsel · lead counsel · Counsel
Reed Smith63036U.S. Court of Appeals for the Federal Circuit(9)Patent Trial and Appeal Board(8)U.S. District Court for the Eastern District of Virginia(4)lead counsel · trial counsel · appellate counsel
Young Conaway Stargatt & Taylor201535U.S. District Court for the District of Delaware(23)Patent Trial and Appeal Board (PTAB)(3)D. Del.(2)local counsel · Local Counsel · lead local counsel
Ropes & Gray122335Patent Trial and Appeal Board (PTAB)(13)U.S. Court of Appeals for the Federal Circuit(5)Delaware District Court(3)lead counsel · appellate counsel · back-up counsel
Scheef & Stone161935U.S. District Court for the Eastern District of Texas(20)Patent Trial and Appeal Board(6)Texas Western District Court(3)local counsel · Local Counsel · Local Counsel/Lead Counsel
Sheppard, Mullin, Richter & Hampton132235Patent Trial and Appeal Board (PTAB)(9)U.S. District Court for the Central District of California(7)Delaware District Court(3)lead counsel · back-up counsel · Counsel
Ashby & Geddes161935U.S. District Court for the District of Delaware(24)Patent Trial and Appeal Board (PTAB)(4)Court of Appeals for the Federal Circuit(3)local counsel · Local Counsel · Lead Counsel