No. 91-1260. May 13, 1992. Charles Hieken, Fish Richardson, Boston, Mass., argued for appellant. Heidi A. Schiller, Choate, Hall Stewart, Boston, Mass., argued for appellee. With her on the brief was Toby H. Kusmer, of Schiller Kusmer. Appeal from the Trademark Trial and Appeal Board of United States Patent and Trademark Office. Before ARCHER, LOURIE and ALARCON, Circuit Judges. Honorable Arthur L. Alarcon, United States Court of Appeals for the Ninth Circuit, sitting by designation. ALARCON, Circuit