In re Valko

Appellants have appealed from a decision of the Board of Appeals of the United States Patent Office affirming a decision of the Primary Examiner rejecting all of the claims, 1 to 10, inclusive, of an application, serial No. 509,140, filed November 5, 1943, entitled “TEXTILE TREATMENT” as lacking invention over the prior art publication, Kuhn et al., Berichte, Vol. 73 (1940), pages 1109-1113.

Six claims describe a textile impregnated with benzotriazolium salt, and four a process of treating textiles with said salt.

Claims 1 and 9 are illustrative of the subject matter and read as follows:

1. A…