No. 87-1526. March 23, 1988. Donald A. Kaul of Brownstein, Zeidman and Schomer, Washington, D.C., argued, for appellant. Robert W. Sacoff of Pattishall, McAuliffe Hofstetter, Washington, D.C., argued, for appellee Amalgamated Trust. Albin F. Drost, Asst. Sol., Arlington, Va., argued, for appellee PTO. With him on the brief were Joseph F. Nakamura, Sol., Fred E. McKelvey, Deputy Sol., and Nancy C. Slutter, Asst. Sol. Appeal from the Trademark and Appeal Board. Before MARKEY, Chief Judge, DAVIS, Circuit