Go to MPEP - Table of Contents
§ 109 File Reference - ADMINISTRATIVE INSTRUCTIONS UNDER THE PCT
§ 109 File Reference
(a) Where any document submitted by the applicant contains an indication of a file reference, that reference shall not exceed 12 characters in length and may be composed of either letters of the Latin alphabet or Arabic numerals, or both.
(b) Correspondence from International Authorities intended for the applicant shall indicate any such file reference.
Go to MPEP - Table of Contents