(a) Submissions must be made to the Trademark Trial and Appeal Board via ESTTA. (1) Text in an electronic submission must be filed in at least 11-point type and double-spaced. (2) Exhibits pertaining to an electronic submission must be made electronically as an attachment to the submission and must be clear and legible. (b) In the event that ESTTA is unavailable due to technical problems, or when extraordinary circumstances are present, submissions may be filed in paper form. All submissions in paper
(a) One copy of the declaration or affidavit prepared in accordance with § 2.123 , together with copies of documentary exhibits and duplicates or photographs of physical exhibits, shall be served on each adverse party at the time the declaration or affidavit is submitted to the Trademark Trial and Appeal Board during the assigned testimony period. (b) One copy of the transcript of each testimony deposition taken in accordance with § 2.123 or § 2.124 , together with copies of documentary exhibits