Patent Appeal No. 7806. May 25, 1967. Kaye, Scholer, Fierman, Hays Handler, New York City (Sidney A. Diamond, New York City, of counsel), for appellant. Hill, Sherman, Meroni, Gross Simpson, Charles F. Meroni, Charles F. Meroni, Jr., Chicago, Ill., for appellee. Before WORLEY, Chief Judge, RICH, SMITH, and ALMOND, Judges, and WILLIAM H. KIRKPATRICK. Senior District Judge, Eastern District of Pennsylvania, sitting by designation. ALMOND, Judge. This is an appeal by opposer-petitioner Byron from the