US Patent Law Firms that Prosecuted Most Patents in 2015

We compiled a list of the top patent law firms and ranked them based on the total number of utility patents they filed in 2015. We have filtered company legal departments to compile the list.

Law FirmApplications
Oblon Mcclelland Maier & Neustadt LLP7263
Sughrue Mion PLLC5413
Birch Stewart Kolasch & Birch LLP4249
Oliff PLC4198
Knobbe Martens Olson & Bear LLP3595
Foley & Lardner LLP3096
Nixon & Vanderhye PC2576
Muncy Geissler Olds & Lowe PC2211
Venable LLP2041
Harness Dickey Troy2013
Cantor Colburn LLP1903
Banner & Witcoff Ltd1838
Dentons US LLP1668
Finnegan Henderson Farabow Garrett & Dunner1551
Mcdermott Will & Emery LLP1501
Wenderoth Lind & Ponack LLP1499
Buchanan Ingersoll & Rooney PC1483
Westerman Hattori Daniels & Adrian LLP1455
Harness Dickey & Pierce PLC1450
Updated on March 1, 2021

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