Jurisdiction of the application remains with the primary examiner until the Notice of Allowance is mailed. However, the examiner may permit amendments under 37 CFR 1.312 which are confined to matters of form in the specification or claims, or to the cancellation of a claim or claims. The examiner’s action on other amendments under 37 CFR 1.312 consists of a recommendation to the Director.
Once the patent has been granted, the U.S. Patent and Trademark Office can take no action concerning it, except as provided in 35 U.S.C. 135,35 U.S.C. 251 through 256, 35 U.S.C. 302 through 307, 35 U.S.C. 311 through 319 and 35 U.S.C. 321 through 329.