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.

1448 firms · 10708 total appearances across 3641 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Kratz & Barry—33Delaware District Court(2)District Court, Delaware(1)Trial Counsel · lead counsel, local counsel · lead counsel
Tesla, Inc.213Patent Trial and Appeal Board (PTAB)(2)District Court, E.D. Texas(1)In-house counsel · Patent Attorney · in-house counsel
Zuber Lawler & Del Duca—33District of Delaware, U.S. Court of Appeals for the Federal Circuit (CAFC)(2)District of Delaware(1)Counsel for Defendant · counsel · Lead Counsel
Mitchell & Company—33District of Delaware, U.S. Court of Appeals for the Federal Circuit (CAFC)(2)District of Delaware(1)Counsel for Defendant · counsel · Lead Counsel
DNL Zito3—3E.D. Tex.(1)U.S. District Court for the Eastern District of Texas(1)United States District Court for the Eastern District of Virginia(1)Lead Counsel · additional counsel · appearing counsel
Law Office of R. Alan Burnett123Patent Trial and Appeal Board (PTAB)(1)United States Court of Appeals for the Federal Circuit(1)United States Patent and Trademark Office (USPTO)(1)lead counsel · Counsel
Ramey & Schwaller3—3Texas Western District Court(2)Texas Eastern District Court(1)Counsel · Lead Counsel · lead counsel
Carella, Byrne, Cecchi, Olstein, Brody & Agnello—33New Jersey District Court(1)Patent Trial and Appeal Board (USPTO)(1)U.S. Court of Appeals for the Federal Circuit(1)local counsel · lead local counsel
Mintz123U.S. District Court for the District of Delaware(3)of counsel · Lead Counsel · Co-chair of the ITC Practice, Member in IP Litigation Practice
Hueston Hennigan213Minnesota District Court(1)Patent Trial and Appeal Board (PTAB)(1)lead counsel · Partner · Attorney
Weintraub Tobin Law Corporation—33Patent Trial and Appeal Board (PTAB)(3)lead counsel · back-up counsel · Lead Counsel
Greenblum & Bernstein—33Texas Eastern District Court(1)U.S. District Court for the District of Delaware(1)U.S. International Trade Commission (USITC)(1)of counsel · lead counsel · counsel
Buchalter123California Central District Court(1)U.S. District Court for the Northern District of Georgia(1)Counsel · local counsel
Lex Tecnica—33Nevada District Court(2)Patent Trial and Appeal Board (PTAB)(1)local counsel · Local Counsel
Stearns Weaver Miller Weissler Alhadeff & Sitterson3—3Florida Southern District Court(1)Patent Trial and Appeal Board (PTAB)(1)U.S. District Court for the Northern District of California(1)local counsel · counsel · Attorney
Renner Otto Boisselle & Sklar213PTAB(2)Ohio Northern District Court(1)Partner · Associate Attorney, Registered Patent Attorney · lead counsel
Gardella Alciati213Patent Trial and Appeal Board (PTAB)(2)United States District Court for the District of Delaware(1)plaintiff counsel · lead counsel · lead / pro hac vice counsel
O'Kelly & O'Rourke123Patent Trial and Appeal Board (PTAB), United States Patent and Trademark Office (USPTO)(2)Delaware District Court(1)counsel · Counsel · local counsel
McCaulley Law Group123Patent Trial and Appeal Board (PTAB)(2)U.S. District Court for the Eastern District of Texas(1)of counsel · Back-up Counsel · lead counsel
Wilentz, Goldman & Spitzer—33West Virginia Northern District Court(2)New Jersey District Court(1)counsel of record · local counsel · New Jersey counsel