In re Haney

This is an appeal from the decision of the .Board of Appeals of the United States Patent Office affirming the action of the Primary Examiner in rejecting claims 1 to 8, inclusive, 15 and 16, being all the claims in appellants’ application for a patent for a process whereby solutions of organic derivatives of cellulose, including cellulose esters and cellulose acetate, may be clarified “by a simple filtration procedure” and used in the production particularly of articles in which a high degree of transparency is desired.

The references are—

Copland, 2,066',141, December 29, 1936.

Tinsley,…