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 · 10668 total appearances across 3630 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Womble Bond Dickinson (US)426U.S. District Court for the District of Delaware(2)U.S. Patent Trial and Appeal Board (PTAB)(2)Court of Appeals for the Federal Circuit(1)Of Counsel · pro hac vice counsel · counsel
Ni, Wang & Massand336U.S. District Court for the Western District of Texas(2)Court of Appeals for the Federal Circuit(1)Northern District of Texas(1)of counsel · local counsel · counsel of record
Sommers Schwartz5—5U.S. District Court for the District of Delaware(2)E.D. Mich. (Southern Division, Judge Robert H. Cleland)(1)U.S. District Court, Eastern District of Michigan(1)lead counsel · co-counsel · local counsel
Francis Law Firm5—5United States District Court for the Eastern District of Kentucky, Lexington Division(2)E.D. Ky. (Lexington; Judge Karen K. Caldwell)(1)U.S. District Court, E.D. Ky. (Lexington Division)(1)local counsel
Cadwalader, Wickersham & Taft—55United States District Court for the Western District of Tennessee, Memphis Division(2)W.D. Tenn.(2)United States District Court for the Western District of Tennessee(1)lead counsel · defense counsel · counsel
Carrington Coleman Sloman & Blumenthal145United States Patent and Trademark Office, Patent Trial and Appeal Board(2)U.S. Court of Appeals for the Federal Circuit(1)U.S. District Court for the Eastern District of Texas(1)lead counsel · counsel for Compass Bank · patent counsel
Budo Law5—5E.D. Tex.(2)C.D. Cal.(1)U.S. District Court for the Central District of California(1)lead counsel
PV Law235Patent Trial and Appeal Board (PTAB)(3)Texas Eastern District Court(2)lead counsel · back-up counsel · backup counsel
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
Haley & Olson5—5U.S. District Court, Western District of Texas (Waco Division)(3)Patent Trial and Appeal Board(1)U.S. Court of Appeals for the Federal Circuit(1)local counsel · Local Counsel · lead local counsel
Bey & Cotropia415U.S. District Court for the Eastern District of Virginia, Norfolk Division(2)Patent Trial and Appeal Board (PTAB)(1)U.S. Court of Appeals for the Federal Circuit(1)appellate counsel · Local Counsel
Altima Advisors/Attorneys325United States District Court for the Western District of Texas(3)Patent Trial and Appeal Board (PTAB)(2)Lead Counsel · PTAB lead counsel · back-up counsel
Steckler Wayne Cherry & Love235Texas Western District Court(2)U.S. Court of Appeals for the Federal Circuit(1)United States Patent and Trademark Office, Patent Trial and Appeal Board(1)local counsel · Local Counsel
Hillyer Legal325California Central District Court(4)lead counsel · of counsel · Director of Litigation
Hatch Law235California Northern District Court(2)C.D. Cal.(1)California Central District Court(1)counsel · Counsel · local counsel
Bartlit Beck325U.S. Court of Appeals for the Federal Circuit(2)Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the District of Delaware(1)Lead Counsel · counsel · Counsel
Carmichael IP145Patent Trial and Appeal Board (PTAB)(4)U.S. District Court for the District of Delaware(1)backup counsel · Other Counsel · Attorney for Patent Owner
Greene Espel325Minnesota District Court(2)Patent Trial and Appeal Board (PTAB)(2)local counsel · counsel · Local Counsel
Meunier Carlin & Curfman235Patent Trial and Appeal Board (PTAB)(3)Massachusetts District Court(1)U.S. District Court for the District of Delaware(1)counsel · Of Counsel · Counsel for Patent Owner
Lando & Anastasi325Patent Trial and Appeal Board (PTAB)(2)Delaware District Court(1)Massachusetts District Court(1)Lead Counsel · Back-up Counsel · counsel