Appeal No. 81-619. August 5, 1982. Rene K. Pardo and Remy Landau, of Ontario, Canada, for appellants, pro se. Joseph F. Nakamura, Sol., Jere W. Sears, Deputy Sol., Washington, D.C., for Patent and Trademark Office. Appeal from the Patent and Trademark Office Board of Appeals. Before MARKEY, Chief Judge, RICH, BALDWIN, MILLER, and NIES, Associate Judges. MILLER, Judge. This is an ex parte pro se appeal from a decision of the Patent and Trademark Office ("PTO") Board of Appeals ("board") affirming