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 · 7334 total appearances across 2532 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Marsh Law Firm11U.S. District Court for the Eastern District of Texas(1)local counsel
CSW Intellectual Property Law11E.D. Texas(1)Counsel
Acronis11District of Massachusetts(1)In-house Counsel
The Boothe Law Firm11U.S. District Court for the Eastern District of Texas, Marshall Division(1)local counsel
ChandlerPC11U.S. District Court for the Eastern District of Texas, Marshall Division(1)local counsel
Tolpin Law11U.S. District Court for the Southern District of Texas(1)of counsel
Houston Legal11U.S. District Court for the Western District of Texas, Waco Division(1)counsel
Intellectual Ventures II LLC11Patent Trial and Appeal Board (PTAB)(1)in-house
St. Onge Steward Johnston & Reens11U.S. District Court for the District of Delaware(1)counsel · counsel of record
BrownWinick Law Firm11Iowa Southern District Court(1)local counsel
Whitehurst, Harkness, LaPointe & Hammers11Patent Trial and Appeal Board (PTAB)(1)lead or primary counsel
Tate IP Law11Patent Trial and Appeal Board (PTAB)(1)counsel
Cross-Boarder Counselor11Illinois Northern District Court(1)lead counsel
Dubois Bryant & Campbell11Eastern District of Texas(1)counsel
George, Brothers, Kincaid & Horton and Manatt, Phelps & Phillips11Texas Western District Court(1)counsel
Alight Law and LawMay11Washington Western District Court(1)counsel
Pierson Ferdinand11Washington Western District Court(1)Of Counsel · Local Counsel
Stamboulieh Law11Judicial Panel on Multidistrict Litigation, transferred to Eastern District of Texas(1)Lead Counsel
Koch Law11Wyoming District Court(1)
Windels Marx Lane & Mittendorf11District Court, Delaware(1)Counsel · Lead Counsel
Caldwell Law11U.S. District Court for the District of Massachusetts(1)Counsel · Lead Counsel
Jeff Nobles Law11United States District Court for the Eastern District of Texas(1)Lead Counsel
Swanson & McNamara11Patent Trial and Appeal Board (PTAB)(1)counsel
Osuna & Dotson Law11Texas Eastern District Court(1)local counsel
Kennedys Law11Western District of Texas(1)lead counsel