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.

1245 firms · 7331 total appearances across 2532 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Westerman, Hattori, Daniels & Adrian—11U.S. International Trade Commission (USITC)(1)lead counsel · counsel
TSMC—11U.S. District Court for the Eastern District of Texas(1)in-house
Lenovo—11U.S. District Court for the Eastern District of Texas(1)in-house
iFIT1—1Court of Appeals for the Federal Circuit (CAFC)(1)in-house counsel
U.S. International Trade Commission—11Court of Appeals for the Federal Circuit (CAFC)(1)of counsel · lead counsel
Capshaw & DeRieux1—1Patent Trial and Appeal Board (PTAB)(1)lead counsel
Pacific Trial Attorneys1—1Texas Eastern District Court(1)lead counsel
Fenwick—11Delaware District Court(1)Associate
Hilgers1—1U.S. District Court for the Southern District of California(1)Counsel
Partridge1—1U.S. District Court for the Eastern District of Texas(1)of counsel
Winthrop & Weinstine—11U.S. District Court for the Eastern District of Texas(1)local counsel
The Carver Law Firm1—1Utah District Court(1)lead counsel
Manning Kass1—1Utah District Court(1)lead counsel
The Rando Law Firm—11Patent Trial and Appeal Board (PTAB)(1)Lead Counsel
Walker Wilcox Matousek1—1Virginia Eastern District Court(1)lead counsel
Patrick Doerr—11Patent Trial and Appeal Board (PTAB)(1)counsel
FBT Gibbons—11New Jersey District Court(1)local counsel
Spears & Manning1—1Texas Eastern District Court(1)lead counsel
Orrick, Herrington & Sutcliffe and Wilson, Robertson & Vandeventer1—1Texas Western District Court(1)lead counsel
The Davis Law Firm1—1U.S. District Court for the Eastern District of Texas(1)local counsel
Evia Law1—1Utah District Court(1)counsel
Stoel Rives—11Utah District Court(1)Lead Counsel
Stone Hilton—11Texas Western District Court(1)Local Counsel
Capuano IP1—1Patent Trial and Appeal Board (PTAB) of the United States Patent and Trademark Office (USPTO)(1)lead counsel
Tillotson Johnson & Patton1—1Eastern District of Texas(1)Lead Counsel