Appeal No. 82-583. July 27, 1983. William H. Epstein, Nutley, N.J., argued, for appellant. With him on the brief was George M. Gould, Nutley, N.J. Harris A. Pitlick, Washington, D.C., argued, for appellee. With him on the brief were Joseph F. Nakamura, Sol. and Fred E. McKelvey, Associate Sol., Washington, D.C. Robert W. Furlong, Boston, Mass., argued, for intervenor. Appeal from the Patent and Trademark Office Board of Appeals. Before MILLER, Circuit Judge, COWEN, Senior Circuit Judge, and SMITH