What is the relevance of MPEP 409.03(f) to applications filed on or after September 16, 2012?

MPEP 409.03(f) is not applicable to patent applications filed on or after September 16, 2012. This is clearly stated at the beginning of the section:

“[Editor Note: This MPEP section is not applicable to applications filed on or after September 16, 2012. See MPEP §§ 325, 409.05, and 605 for information pertaining to applications for patent filed on or after September 16, 2012 by an assignee, obligated assignee, or a person who otherwise shows sufficient proprietary interest in the matter.]”

For applications filed on or after September 16, 2012, applicants should refer to:

• MPEP § 325 – Assignment of ownership rights
• MPEP § 409.05 – Applications filed on or after September 16, 2012
• MPEP § 605 – Applicant

These sections provide guidance on how assignees, obligated assignees, or persons with sufficient proprietary interest can file patent applications under the current law.

To learn more:

• MPEP 409.03(f)
• patent application
• filing date
• AIA
• post-AIA

To learn more:

• MPEP 409.03(f)