US Patent Law Firms that Prosecuted Most Patents in 2019

We compiled a list of the top patent law firms and ranked them based on the total number of utility patents they filed in 2019. We have filtered company legal departments to compile the list.

Law FirmApplications
Oblon Mcclelland Maier & Neustadt LLP5717
Sughrue Mion PLLC4954
Oliff PLC4607
Birch Stewart Kolasch & Birch LLC4176
Knobbe Martens Olson & Bear LLC3708
Foley & Lardner LLP3517
Muncy Geissler Olds & Lowe PC2334
Cantor Colburn LLP1818
Nixon & Vanderhye PC1801
Studebaker & Brackett PC1692
Wenderoth Lind & Ponack LLP1673
Harness Dickey Troy1607
Venable LLP1540
Greenblum & Bernstein PLC1499
Fish & Richardson PC DC1444
Banner & Witcoff LTD1409
Dentons LLP1373
Lewis Roca Rothgerber Christie LLP1356
Buchanan Ingersoll & Rooney PC1329
Updated on March 1, 2021

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