The USPTO must receive the issue fee and final drawings within three months of when the USPTO mailed the notice to the applicant. These are statute-mandated steps and no exceptions or extensions can be granted. A Notice of Allowance And Fee(s) Due form (PTOL-85), has several parts.
Vouch definition, to support as being true, certain, reliable, etc. (usually followed by for): Her record in office vouches for her integrity. See more.
vouch. 1  to support as being true, certain, reliable, etc. (usually followed by for): Her record in office vouches for her integrity. 2  to attest; guarantee; certify (usually followed by for): to vouch for someone in a business transaction. 3  to sustain or uphold by, or as if by, practical proof or demonstration.