No. 90-1196. November 2, 1990. Brian M. Dingman, Law Offices of Joseph S. Iandiorio, Waltham, Mass., argued for appellant. With him on the brief was Joseph S. Iandiorio. J. Paul Williamson, Arnold, White Durkee, Arlington, Va., argued for appellee. Appeal from the Patent and Trademark Office, Trademark Trial and Appeal Board. Before NIES, Chief Judge, ARCHER and CLEVENGER, Circuit Judges. NIES, Chief Judge. Octocom Systems, Inc. (OSI), appeals from the final decision of the U.S. Patent and Trademark
(a) Only after, and not before, the plaintiff has completed his or her opening statement, or after the presentation of his or her evidence in a trial by jury, the defendant, without waiving his or her right to offer evidence in the event the motion is not granted, may move for a judgment of nonsuit. (b) If it appears that the evidence presented, or to be presented, supports the granting of the motion as to some but not all of the issues involved in the action, the court shall grant the motion as