In this subchapter: (1) Basic application The term "basic application" means the application for the registration of a mark that has been filed with an Office of a Contracting Party and that constitutes the basis for an application for the international registration of that mark. (2) Basic registration The term "basic registration" means the registration of a mark that has been granted by an Office of a Contracting Party and that constitutes the basis for an application for the international registration
(a) (1) The testimony of witnesses in inter partes cases may be submitted in the form of an affidavit or a declaration pursuant to § 2.20 and in conformance with the Federal Rules of Evidence, filed during the proffering party's testimony period, subject to the right of any adverse party to elect to take and bear the expense of oral cross-examination of that witness as provided under paragraph (c) of this section if such witness is within the jurisdiction of the United States, or conduct cross-examination
(a) Pleadings in an opposition proceeding against an application filed under section 1 or 44 of the Act may be amended in the same manner and to the same extent as in a civil action in a United States district court, except that, after the close of the time period for filing an opposition including any extension of time for filing an opposition, an opposition may not be amended to add to the goods or services opposed, or to add a joint opposer. (b) Pleadings in an opposition proceeding against an