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.

1447 firms · 10650 total appearances across 3619 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Strain1—1Colorado District Court(1)local counsel
Johnson & Vorhees1—1California Southern District Court(1)of counsel/local counsel
DeMarco & DeMarco—11Texas Eastern District Court(1)local counsel
Graybeal Jackson—11Texas Eastern District Court(1)lead counsel
Tice Law Firm1—1Texas Eastern District Court(1)Lead Counsel / Local Counsel
The Thomas Law Firm1—1Texas Eastern District Court(1)Lead Counsel
Papaefthimiou APC1—1Texas Eastern District Court(1)lead counsel
Chong IP Law Group1—1Texas Eastern District Court(1)counsel
Antonelli, Harrington & Sotera1—1Texas Eastern District Court(1)of counsel · lead counsel
Bunsow De Mory Smith & Allison1—1Texas Eastern District Court(1)lead counsel
Zimmerman & Levi1—1Texas Eastern District Court(1)Lead Counsel
The Cleveland Law Firm1—1Texas Eastern District Court(1)Lead Attorney
The Lemaire Law Firm1—1Texas Eastern District Court(1)lead counsel
Slater & Matsil—11U.S. District Court for the Eastern District of Virginia(1)Of Counsel
Vandeventer Black1—1U.S. District Court for the Eastern District of Virginia(1)Local Counsel
Pender & Coward—11U.S. District Court for the Eastern District of Virginia(1)local counsel
IP Investments Group1—1U.S. District Court for the District of Delaware(1)pro hac vice counsel
Lewis Roca Rothgerber Christie1—1U.S. District Court for the District of Nevada(1)Local Counsel
The RAGU LAW FIRM1—1U.S. District Court for the District of Delaware(1)lead counsel
Egolf + Ferlic + Martinez + Harwood1—1U.S. District Court for the Western District of Texas(1)of counsel