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.

1242 firms · 7315 total appearances across 2525 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Shelton Coburn145US District Court for the Western District of Texas(3)United States District Court for the Eastern District of Texas(2)lead counsel · counsel · local counsel
Cahill Gordon & Reindel235Texas Western District Court(2)E.D. Texas(1)U.S. District Court for the District of Delaware(1)Lead Counsel · Counsel of record · lead counsel
Hunton Andrews Kurth235U.S. District Court for the Eastern District of Texas(2)Patent Trial and Appeal Board (PTAB)(1)Virginia Eastern District Court(1)Of Counsel · local counsel · Counsel
Scardino5—5U.S. District Court for the Eastern District of Texas(4)Washington Western District Court(1)lead counsel · Local counsel · counsel
Lando & Anastasi325Patent Trial and Appeal Board (PTAB)(2)Delaware District Court(1)Massachusetts District Court(1)Lead Counsel · Back-up Counsel · counsel
Cozen O'Connor415Patent Trial and Appeal Board (PTAB)(2)California Central District Court(1)New Jersey District Court(1)lead counsel · Counsel for Plaintiff · counsel
Caldwell Cassady Curry325Patent Trial and Appeal Board (PTAB)(1)Texas Eastern District Court(1)U.S. District Court for the District of Arizona(1)lead counsel · Attorney for Plaintiff · Lead Counsel
Williams Mullen235Patent Trial and Appeal Board (PTAB) of the USPTO(2)North Carolina Eastern District Court(1)North Carolina Middle District Court(1)local counsel · Local Counsel · Of Counsel
Gemini Law145Patent Trial and Appeal Board (PTAB)(2)U.S. District Court for the District of Delaware(2)District of New Jersey(1)counsel · lead counsel · respondent counsel
Hillyer Legal325California Central District Court(4)lead counsel · of counsel · Director of Litigation
Motieka & Audzevicius145Patent Trial and Appeal Board(2)Court of Appeals for the Federal Circuit(1)U.S. District Court for the Eastern District of Texas(1)counsel · local counsel
The Chong Law Firm4—4Texas Eastern District Court(2)U.S. District Court for the District of Delaware(2)local counsel · counsel · of counsel
Taft Stettinius & Hollister224Court of Appeals for the Federal Circuit(1)Louisiana Eastern District Court(1)Texas Eastern District Court(1)lead counsel · local counsel · potential counsel
The Zimmerman Firm224Texas Eastern District Court(2)Patent Trial and Appeal Board(1)Texas Western District Court(1)lead counsel · Lead Counsel · Counsel
Ni, Wang & Massand314U.S. District Court for the Western District of Texas(2)Court of Appeals for the Federal Circuit(1)U.S. District Court for the District of Delaware (transferred from E.D.N.Y.)(1)of counsel · local counsel · lead counsel
Troutman Pepper Locke224North Carolina Middle District Court(1)Patent Trial and Appeal Board (PTAB)(1)Texas Eastern District Court(1)Back-up Counsel · lead counsel · of counsel
Gray Reed & McGraw224Texas Eastern District Court(4)counsel · lead counsel · local counsel
Flaster Greenberg314PTAB (Patent Trial and Appeal Board)(2)Court of Appeals for the Federal Circuit(1)North Carolina Middle District Court(1)Counsel for Petitioner · of counsel · counsel
Thorpe North & Western134Utah District Court(2)Court of Appeals for the Federal Circuit (CAFC)(1)lead counsel · counsel · Counsel
Global IP Law Group4—4Texas Western District Court(2)U.S. District Court for the Eastern District of Texas(1)U.S. District Court for the Northern District of Illinois, Eastern Division(1)Lead Counsel · lead counsel · local counsel
Spangler Law4—4Texas Eastern District Court(3)E.D. Tex.(1)local counsel · lead counsel · of counsel
Austin Hansley4—4Texas Eastern District Court(4)lead counsel · Local Counsel · counsel
Steckler Wayne & Love224U.S. District Court for the Eastern District of Texas(2)U.S. District Court for the Eastern District of Texas, Marshall Division(1)U.S. District Court for the Northern District of Texas(1)local counsel · Local Counsel · Counsel of Record
Davis Polk & Wardwell134PTAB(2)U.S. District Court for the District of Delaware(1)U.S. District Court for the Eastern District of Texas(1)lead counsel · Lead Counsel · Of Counsel
Patterson Belknap Webb & Tyler314U.S. District Court for the District of Delaware(3)Patent Trial and Appeal Board (PTAB)(1)lead counsel · Lead Counsel