Top US patent law firms of the decade (2011-20)

The list is prepared based on the total number of utility patents filed by the US patent law firms in the last decade (2011 to 2020). We have filtered legal departments of organizations and only the top law firms have been shortlisted.

Law FirmApplication Count
Oblon Mcclelland Maier & Neustadt LLP63166
Sughrue Mion PLLC46234
Birch Stewart Kolasch & Birch LLP39082
Oliff PLC37601
Knobbe Martens Olson & Bear LLP33650
Foley & Lardner LLP30225
Nixon & Vanderhye PC24469
Muncy Geissler Olds & Lowe PC20546
Venable LLP18312
Cantor Colburn LLP16840
Scienbizip PC16155
Harness Dickey Troy15846
Wenderoth Lind & Ponack LLP15698
Banner & Witcoff LTD14999
Dentons LLP14720
Buchanan Ingersoll & Rooney PC13903
Westerman Hattori Daniels & Adrian LLP13410
Finnegan Henderson Farabow Garrett & Dunner13195

A few law firms like Oblon Mcclelland Maier & Neustadt LLP, Sughrue Mion PLLC, Birch Stewart Kolasch & Birch LLP, and Oliff PLC, etc. have consistently filed the most number of patent applications over the years. In fact, all these four law firms have made it to the top 4 patent filers without fail in the last 10 years. 

Interestingly, JCIPRNET and Scienbizip were the top non-US-based law firms that were the constant sight in the list of top patent filers in the past 10 years. Though these firms have their offices in the USA both of them are based out of the far east i.e. Taiwan and China respectively. 

Updated on May 25, 2021

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