Patent Appeal No. 8398. April 1, 1971. Rehearing Denied May 20, 1971. James M. Heilman, Heilman Heilman, Washington, D.C., attorney of record, for appellant. S. Wm. Cochran, Washington, D.C., for the Commissioner of Patents. Jere W. Sears, Washington, D.C., of counsel. Before RICH, ALMOND, BALDWIN and LANE, Judges, and NEWMAN, Judge, United States Customs Court, sitting by designation. BALDWIN, Judge. Boon appeals from the decision of the Patent Office Board of Appeals which affirmed the rejection
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