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
Steven L. Sugars1—1California Central District Court(1)local counsel
Maskell Law—11Patent Trial and Appeal Board (PTAB)(1)lead counsel
Tatonetti IP—11Patent Trial and Appeal Board (PTAB)(1)backup counsel
Lee Tran & Liang1—1U.S. District Court for the District of Delaware(1)lead counsel
Micron Technology—11U.S. District Court for the Eastern District of California(1)in-house
Mahtook & LaFleur—11Court of Appeals for the Federal Circuit(1)local counsel
Maier & Maier1—1Texas Eastern District Court(1)lead counsel
Patent Litigation Consulting1—1Western District of Texas(1)lead counsel
Carter Arnett Stahl + Cho Hernandez1—1Western District of Texas(1)local counsel
Naman Howell Smith & Lee—11Texas Western District Court(1)pro hac vice attorney
Ware, Jackson, Lee, O'Neill, Smith & Barrow—11Texas Western District Court(1)local counsel
Robert Mark—11Eastern District of Texas, Marshall Division(1)local counsel
Miller & Martin1—1Tennessee Eastern District Court(1)Local Counsel
Chambliss, Bahner & Stophel—11Tennessee Eastern District Court(1)local counsel
Villegas Cefo—11Patent Trial and Appeal Board (PTAB)(1)counsel
Calfee—11Patent Trial and Appeal Board (PTAB)(1)counsel
Law Office of Jeffrey Solomon1—1California Northern District Court(1)Counsel
Villegas & Cefo1—1California Northern District Court(1)Partner · Counsel · Attorney of Record
Dentons1—1PTAB (Patent Trial and Appeal Board)(1)Lead Counsel · Counsel · Managing Associate
Netgear, Inc.—11United States District Court for the District of Delaware(1)in-house counsel
Aziz & Bhatti1—1—counsel
Showalter Colgin & Davis1—1Eastern District of Texas(1)Local Counsel
Carlson, Caspers, Vandenburgh, Lindquist & Schuman—11Eastern District of Texas(1)of counsel
Office of the Solicitor, United States Patent and Trademark Office—11US Court of Appeals for the Federal Circuit(1)of counsel · lead counsel
Morgan Lewis1—1U.S. District Court for the Western District of Texas(1)lead counsel