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.

1248 firms · 7345 total appearances across 2538 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
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
Altima Advisors Attorneys2—2United States District Court for the Western District of Texas(2)Attorney · Lead Counsel
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
Noroozi112Patent Trial and Appeal Board (PTAB)(1)U.S. Court of Appeals for the Federal Circuit (CAFC)(1)Lead Counsel · lead counsel
Armstrong Teasdale112Patent Trial and Appeal Board (PTAB)(1)Texas Northern District Court(1)Of Counsel · Counsel · Lead Counsel
The Albritton Law Firm1—1Texas Eastern District Court(1)of counsel · lead counsel
Bartko Pavia—11Court of Appeals for the Federal Circuit(1)Lead Counsel · Counsel
The Falling Forward Law Firm1—1Texas Eastern District Court(1)attorney