37 C.F.R. § 41.7 Management of the record.
Title 37 - Patents, Trademarks, and Copyrights
(a) The Board may expunge any paper directed to a Board proceeding, or filed while an application or patent is under the jurisdiction of the Board, that is not authorized under this part or in a Board order, or that is filed contrary to a Board order. (b) A party may not file a paper previously filed in the same Board proceeding, not even as an exhibit or appendix, without Board authorization or as required by rule.
Title 37: Patents, Trademarks, and Copyrights
PART 41—PRACTICE BEFORE THE BOARD OF PATENT APPEALS AND INTERFERENCES
Subpart A—General Provisions
§ 41.7 Management of the record.