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 · 10750 total appearances across 3658 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
von Briesen & Roper1—1PTAB (Patent Trial and Appeal Board)(1)counsel
Seitz, Van Ogtrop & Green1—1Delaware District Court(1)local counsel
Lyft, Inc.—11U.S. District Court for the District of Delaware(1)General Counsel · Senior IP Counsel · In-house counsel
DeMent and Marquardt1—1Patent Trial and Appeal Board (PTAB)(1)—
Hamilton, Brook, Smith & Reynolds—11Patent Trial and Appeal Board (PTAB)(1)lead counsel · first back-up counsel
Jumio Corporation—11California Northern District Court(1)in-house
Alan Sege Esq.—11California Northern District Court(1)counsel
Alan Sege—11California Northern District Court(1)Counsel
Law Office of Michael A. Sanzo1—1Patent Trial and Appeal Board (PTAB)(1)of counsel
Parker Poe Adams & Bernstein—11North Carolina Western District Court(1)Lead Counsel
Mazura Law Firm1—1California Southern District Court(1)Counsel
Coe & Berbarian—11Delaware District Court(1)Local Counsel
Dell Technologies, Inc.—11U.S. District Court for the Western District of Texas; U.S. Court of Appeals for the Federal Circuit(1)in-house
Fisch Sigler1—1Patent Trial and Appeal Board (PTAB)(1)Counsel · Lead Counsel
Irvin Feurich Law Corporation1—1California Central District Court(1)local counsel
Herbert Smith Freehills1—1United States District Court for the Eastern District of Virginia; U.S. Court of Appeals for the Federal Circuit (CAFC).(1)Counsel of record
DeCotiis, FitzPatrick, Cole & Giblin—11United States District Court for the Eastern District of Virginia; U.S. Court of Appeals for the Federal Circuit (CAFC).(1)trial counsel
TCL Communication—11California Central District Court(1)In-house counsel
Vaishnav & Kanumuri—11Patent Trial and Appeal Board (PTAB)(1)Counsel
Consovoy McCarthy1—1U.S. Court of Appeals for the Federal Circuit (CAFC)(1)counsel of record