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.

1449 firms · 10730 total appearances across 3648 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Cruser, Mitchell, Novitz, Sanchez, Gaston & Zimet2—2Patent Trial and Appeal Board (USPTO)(1)U.S. District Court for the District of New Jersey(1)local counsel · lead counsel
Kaliko & Associates2—2D. Delaware(1)E.D. Texas (Marshall Division)(1)co-counsel · lead counsel
USPTO Office of the Solicitor—22U.S. Court of Appeals for the Federal Circuit(2)counsel of record · counsel on brief · government appellate counsel
O'Hagan Meyer—22U.S. Court of Appeals for the Federal Circuit(1)U.S. District Court for the Eastern District of Virginia (Norfolk Division)(1)local counsel
McKool Smith Hennigan2—2U.S. District Court for the Northern District of California (San Francisco)(1)U.S. District Court, Central District of California(1)local counsel
Hodgson Russ—22United States District Court for the Western District of New York(1)W.D.N.Y.(1)local counsel
Francis Law Office2—2Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Eastern District of Kentucky(1)local counsel
Howrey Simon Arnold & White112U.S. District Court, Southern District of California(1)United States District Court for the Northern District of California(1)counsel of record · lead briefing attorney · lead trial counsel
Lamkin IP Defense—22C.D. Cal.(1)U.S. District Court for the Central District of California(1)lead counsel
Mintz Levin2—2Patent Trial and Appeal Board(1)U.S. Court of Appeals for the Federal Circuit(1)co-counsel
Marton Ribera Schumann & Chang112California Northern District Court(1)Patent Trial and Appeal Board (PTAB)(1)back-up counsel · lead counsel
Villegas & Cefo2—2California Northern District Court(1)U.S. District Court, Northern District of California (San Jose Division)(1)Partner · Counsel · Attorney of Record
Naman Howell Smith & Lee112Texas Western District Court(2)pro hac vice attorney · local counsel
Zimmer, Citron & Clarke112U.S. Court of Appeals for the Federal Circuit(1)United States District Court for the Western District of Texas(1)counsel · Counsel
Intel Corporation112Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Western District of Texas; U.S. Court of Appeals for the Federal Circuit(1)in-house
Fee & Jeffries2—2Florida Middle District Court(2)Counsel · Lead Counsel · Co-counsel
Love Law Firm2—2California Northern District Court(1)U.S. District Court for the Western District of Texas, Waco Division(1)Counsel · counsel
Law Firm Of Walt Fair2—2California Northern District Court(1)U.S. District Court for the Western District of Texas, Waco Division(1)Counsel · counsel
Munsch Hardt Kopf & Harr2—2North Carolina Western District Court(1)Texas Western District Court(1)lead counsel
Chipperson Law Group—22Patent Trial and Appeal Board (PTAB), United States Patent and Trademark Office (USPTO)(2)counsel · Counsel · lead counsel