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.

1464 firms · 10835 total appearances across 3697 cases with counsel data.

FirmPlaintiffDefendantTotalTop courtsTop roles
Offit Kurman2—2D. Del.(1)Western District of Texas(1)of counsel
Lowe Graham Jones—22U.S. District Court for the Western District of Washington, Seattle Division(1)Washington Western District Court(1)local counsel
Stevens & Lee—22New Jersey District Court(1)Patent Trial and Appeal Board (PTAB)(1)local counsel · Lead Counsel
Wagner, Anderson & Bright2—2U.S. District Court for the District of Nevada(2)lead counsel
McMenemy Holmes2—2U.S. District Court for the District of Nevada(2)local counsel
Flachsbart & Greenspoon2—2Illinois Northern District Court(1)United States Court of Appeals for the Federal Circuit(1)lead counsel · Of Counsel
Birnbaum & Godkin2—2Massachusetts District Court(2)Local Counsel
Harness, Dickey & Pierce—22U.S. District Court for the District of Nevada(1)U.S. District Court for the Eastern District of Texas, Marshall Division(1)lead counsel · of counsel · defense counsel
Widerman Malek—22Florida Northern District Court(1)Florida Southern District Court(1)local counsel · Lead Counsel · Back-Up Counsel
Rayburn Cooper & Durham2—2Judicial Panel on Multidistrict Litigation, transferred to Eastern District of Texas(1)Washington Eastern District Court(1)lead counsel · of counsel · Local/Co-Counsel
Riley Safer Holmes & Cancila—22U.S. District Court for the Eastern District of Texas(2)lead counsel · of counsel · Pro Hac Vice Counsel
Graves Dougherty Hearon & Moody—22Texas Eastern District Court(1)Local Counsel · lead counsel · counsel
Caldwell2—2United States District Court for the District of Massachusetts(2)Counsel · lead counsel
Schulte Roth & Zabel2—2Texas Eastern District Court(2)counsel · Counsel · lead counsel
Capshaw & Associates112Texas Eastern District Court(1)U.S. District Court for the Western District of Texas(1)Local Counsel · Lead Counsel
Hahn Loeser & Parks112California Northern District Court(1)U.S. District Court for the District of Massachusetts(1)of counsel · Lead Counsel
Carella Byrne Cecchi Brody & Agnello—22New Jersey District Court(2)Local Counsel · local counsel
Lawfair112Delaware District Court(1)United States District Court for the Eastern District of Virginia; U.S. Court of Appeals for the Federal Circuit (CAFC).(1)Lead Counsel · lead counsel
Mann Law112Patent Trial and Appeal Board (PTAB)(2)counsel · local counsel
Robins, Kaplan, Miller & Ciresi2—2California Northern District Court(1)U.S. District Court for the District of Delaware(1)lead counsel · of counsel