MPEP 605
Applicant

This is the Ninth Edition of the MPEP, Revision 08.2017, Last Revised in Januay 2018

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605    Applicant [R-11.2013]

Effective September 16, 2012, the Office revised the rules of practice to permit a person to whom the inventor has assigned or is under an obligation to assign an invention to file and prosecute an application for patent as the applicant, and to permit a person who otherwise shows sufficient proprietary interest in the matter to file and prosecute an application for patent as the applicant on behalf of the inventor. See MPEP § 605.01 for information regarding the applicant in applications filed on or after September 16, 2012.

For applications filed before September 16, 2012, a person to whom the inventor assigned an invention could file and prosecute an application for patent, but the inventor is considered the applicant. See MPEP § 605.02 for information regarding the applicant in applications filed before September 16, 2012.