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.

1466 firms · 10890 total appearances across 3725 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Keker, Van Nest & Peters51419Delaware District Court(5)U.S. District Court for the Northern District of California(4)U.S. District Court for the Western District of Texas(3)lead counsel · Counsel · pro hac vice
Crowell & Moring10919USPTO Patent Trial and Appeal Board(6)U.S. Court of Appeals for the Federal Circuit(2)Delaware District Court(1)backup counsel · lead counsel · counsel
Benesch Friedlander Coplan & Aronoff51419Patent Trial and Appeal Board (PTAB)(9)Texas Eastern District Court(3)U.S. Court of Appeals for the Federal Circuit(1)lead counsel · Counsel · counsel
Bayard15621U.S. District Court for the District of Delaware(13)Patent Trial and Appeal Board (PTAB)(4)District of Delaware; U.S. Court of Appeals for the Federal Circuit; U.S. Supreme Court(2)local counsel · Local Counsel · counsel
WilmerHale71522U.S. District Court for the Western District of Texas(5)Patent Trial and Appeal Board (PTAB)(3)U.S. Court of Appeals for the Federal Circuit(3)lead counsel · Counsel · appellate counsel
Buether Joe & Counselors20222U.S. District Court for the Western District of Texas(12)Texas Eastern District Court(4)Delaware District Court(2)lead counsel · local counsel · of counsel
Folio Law Group18422Texas Eastern District Court(6)Patent Trial and Appeal Board (PTAB)(4)California Central District Court(3)Lead Counsel · Counsel · counsel
DiNovo Price18422U.S. District Court for the Western District of Texas(9)Texas Eastern District Court(7)Patent Trial and Appeal Board (PTAB)(2)lead counsel · Lead Counsel · counsel
Shaw Keller101222Delaware District Court(15)Patent Trial and Appeal Board (PTAB)(5)U.S. District Court for the District of Delaware (Judge Richard G. Andrews)(1)local counsel · Local Counsel · lead local counsel
The Davis Firm121022Patent Trial and Appeal Board (PTAB)(7)U.S. District Court for the Eastern District of Texas(7)U.S. District Court for the Eastern District of Texas, Marshall Division(3)local counsel · lead counsel · counsel
The Mort Law Firm18523Texas Eastern District Court(6)U.S. District Court for the Western District of Texas(6)Patent Trial and Appeal Board (PTAB)(4)local counsel · of counsel · lead counsel
MoloLamken111223Patent Trial and Appeal Board (PTAB)(10)U.S. Court of Appeals for the Federal Circuit(5)California Central District Court(1)appellate counsel · counsel · of counsel
Faegre Drinker Biddle & Reath61723Delaware District Court(7)USPTO Patent Trial and Appeal Board(4)U.S. District Court for the District of Delaware (Judge Richard G. Andrews); transferred to U.S. District Court for the Southern District of New York (Judge Analisa Torres)(3)lead counsel · local counsel · counsel
Merchant & Gould91423Wisconsin Eastern District Court(6)Patent Trial and Appeal Board (PTAB)(5)U.S. District Court for the Eastern District of Texas(3)lead counsel · counsel · of counsel
Avantech Law17623Patent Trial and Appeal Board (PTAB)(7)Texas Eastern District Court(7)Delaware District Court(5)lead counsel · counsel · Attorney for Plaintiff (District Court Litigation)
Truelove Law Firm17623Texas Eastern District Court(15)Patent Trial and Appeal Board (PTAB)(5)District Court, E.D. Texas(1)local counsel · Local Counsel · Counsel
Cahill Gordon & Reindel131023U.S. Patent and Trademark Office, Patent Trial and Appeal Board(8)U.S. Court of Appeals for the Federal Circuit(4)Delaware District Court(2)lead counsel · backup counsel · Lead Counsel
McGuireWoods71724Patent Trial and Appeal Board(6)Virginia Eastern District Court(4)Texas Eastern District Court(3)local counsel · lead counsel · Counsel
Direction IP Law24—24U.S. District Court for the Eastern District of Texas(14)Texas Western District Court(4)E.D. Tex.(2)lead counsel · of counsel · Lead Counsel
Saul Ewing17724U.S. District Court for the District of New Jersey(14)U.S. District Court for the District of Delaware(4)Court of Appeals for the Federal Circuit(3)local counsel · Lead Counsel · lead counsel