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
Hyperice112Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Central District of California(1)in-house
Renner Otto112U.S. District Court for the Central District of California(2)lead counsel · counsel of record · Associate Attorney
Connolly Bove Lodge & Hutz—22U.S. District Court for the District of Delaware(2)local counsel · lead local counsel
Gerasimow Law—22PTAB(2)lead counsel · counsel
Schwabe, Williamson & Wyatt—22Delaware District Court(1)Oregon District Court(1)Shareholder · Counsel · Associate
Auchter2—2Texas Eastern District Court(1)Virginia Eastern District Court(1)Backup Counsel · Of Counsel
Castellano—22U.S. District Court for the District of Delaware(2)Local Counsel · lead counsel
Law Office David J. Hoffman2—2Southern District of New York(2)Local Counsel · counsel
McArthur Law Firm—22United States District Court for the Central District of California(2)lead counsel
Young, Conway, Stargatt & Taylor—22District of Delaware, U.S. Court of Appeals for the Federal Circuit (CAFC)(2)Counsel for Defendant · local counsel
Chaudhari Law112Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Eastern District of Texas(1)counsel · Counsel
The Pitcock Law Group112Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Eastern District of Texas(1)lead counsel · Lead Counsel
Resnick & Louis2—2Delaware District Court(1)United States District Court of Delaware(1)counsel · Of Counsel/Local Counsel
Adduci, Mastriani & Schaumberg2—2U.S. District Court for the Eastern District of Virginia(2)local counsel
Sills Cummis & Gross112New Jersey District Court(1)PTAB (United States Patent and Trademark Office)(1)lead counsel; local counsel · Local Counsel
Patrick Doerr112Patent Trial and Appeal Board (PTAB)(1)Western District of Texas(1)of counsel · counsel
Edell, Shapiro & Finnan112Patent Trial and Appeal Board (PTAB)(2)lead counsel · back-up counsel · back-up counsel (pro hac vice)
Fletcher Yoder112Patent Trial and Appeal Board (PTAB)(1)Texas Eastern District Court(1)Counsel · lead counsel · Lead Counsel
Weintraub Tobin Chediak Coleman Grodin Law Corporation2—2U.S. District Court for the Northern District of California(1)U.S. District Court for the Northern District of California, San Jose Division(1)counsel · lead counsel
Walker Stevens Cannom—22Delaware District Court(2)lead counsel · local counsel