Application of Meyer

JACKSON, Judge.

This is an appeal from a decision of the Board of Appeals of the United States Patent Office affirming that of the Primary Examiner, finally rejecting as unpatentable all of the involved claims, 1, 3, 7, 8, 11, 12, 14, 15, 16 to 20, inclusive, and 22, of an application for a patent, serial No. 494,590, filed July 13, 1943, entitled “Process of Treating Yellowish or Off-White Materials to Obtain a White Appearance.”

The application relates to a process of treating textile materials, such as yarns, woven or knitted fabrics, paper and pulp products, having a yellowish or off-white…