Application of Ripper

JACKSON, Judge.

Kurt E. Ripper, deceased, by American Cyanamid Company, assignee, has appealed here from a decision of the Board of Appeals of the United States Patent Office affirming a decision of the Primary Examiner finally rejecting as unpatentable over the prior art all of the claims, 15, 18, 20, 21, 22, 25, 26, 28, and 29, of an application for a patent, serial No. 378, 740, for resinous moulding compositions.

The prior art relied upon by the examiner is as follows:

I. G. Farben (Br.), 490,688, August 19, 1938;

Kipper, 2,318,560, May 4, 1943;

D’AIelio, 2,320,816, June 1, 1943 ;

D’Alelio…