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.

1280 firms · 7744 total appearances across 2683 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
McArthur Law Firm—22United States District Court for the Central District of California(2)lead counsel
Law Office David J. Hoffman2—2Southern District of New York(2)Local Counsel · counsel
Castellano—22U.S. District Court for the District of Delaware(2)Local Counsel · lead counsel
Kratz & Barry—22Delaware District Court(1)District Court, Delaware(1)Trial Counsel · lead counsel, local counsel
Pirkey Barber112Texas Eastern District Court(1)Texas Western District Court(1)local counsel · Lead Counsel
Auchter2—2Texas Eastern District Court(1)Virginia Eastern District Court(1)Backup Counsel · Of Counsel
Schwabe, Williamson & Wyatt—22Delaware District Court(1)Oregon District Court(1)Shareholder · Counsel · Associate
Gerasimow Law—22PTAB(2)lead counsel · counsel
Renner Otto112U.S. District Court for the Central District of California(2)lead counsel · counsel of record · Associate Attorney
Hyperice112Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Central District of California(1)in-house
Steckler Wayne Cherry & Love112Texas Western District Court(1)local counsel · Local Counsel
Chipperson Law Group—22Patent Trial and Appeal Board (PTAB), United States Patent and Trademark Office (USPTO)(2)counsel · Counsel · lead counsel
Duane Morris & Selvam112International Trade Commission (ITC)(1)Patent Trial and Appeal Board (PTAB)(1)Lead Counsel · Chairman · Director
Dowd Scheffel2—2U.S. Court of Appeals for the Federal Circuit(1)U.S. District Court for the Eastern District of Virginia, Norfolk Division(1)appellate counsel · Of 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
Love Law Firm2—2California Northern District Court(1)U.S. District Court for the Western District of Texas, Waco Division(1)Counsel · counsel
Steckler Wayne Cochran Cherry2—2California Northern District Court(1)U.S. District Court for the Western District of Texas, Waco Division(1)Counsel · counsel
RuyakCherian2—2Court of Appeals for the Federal Circuit(1)U.S. District Court for the Eastern District of Texas(1)Counsel · counsel
Fee & Jeffries2—2Florida Middle District Court(2)Counsel · Lead Counsel · Co-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
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
Armstrong Teasdale112Patent Trial and Appeal Board (PTAB)(1)Texas Northern District Court(1)Of Counsel · Counsel · Lead Counsel
Porter Hedges112Western District of Texas(1)local counsel
Marton Ribera Schumann & Chang112California Northern District Court(1)Patent Trial and Appeal Board (PTAB)(1)back-up counsel · lead counsel
George, Brothers, Kincaid & Horton123Court of Appeals for the Federal Circuit(1)Texas Western District Court(1)U.S. District Court for the Western District of Texas, Austin Division(1)Local Counsel · local counsel