1.913    Persons eligible to file, and time for filing, a request for inter partes reexamination.

  • (a) Except as provided for in § 1.907 and in paragraph (b) of this section, any person other than the patent owner or its privies may, at any time during the period of enforceability of a patent which issued from an original application filed in the United States on or after November 29, 1999, file a request for inter partes reexamination by the Office of any claim of the patent on the basis of prior art patents or printed publications cited under § 1.501.
  • (b) Any request for an inter partes reexamination submitted on or after September 16, 2012, will not be accorded a filing date, and any such request will not be granted.
[Added, 65 FR 76756, Dec. 7, 2000, effective Feb. 5, 2001; revised, 68 FR 70996, Dec. 22, 2003, effective Jan. 21, 2004; revised, 76 FR 59055, Sept. 23, 2011, effective Sept. 23, 2011]