How can an applicant revive an abandoned international application in the national stage?

If an international application becomes abandoned in the national stage, an applicant can file a petition to revive it. The process for revival is as follows:

1. File a petition in accordance with 37 CFR 1.137
2. Use Form PTO/SB/64PCT for convenience (available online at www.uspto.gov/patent/patents-forms)

As stated in MPEP 1893.02: “Applicant may file a petition to revive an abandoned application in accordance with the provisions of 37 CFR 1.137.” For more detailed information on the revival process, refer to MPEP § 711.03(c).

To learn more:

• abandoned application
• petition to revive
• Form PTO/SB/64PCT
• national stage