In Re Greider

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 rejecting, as unpatentable, claims 1-13, inclusive, and 22-24, inclusive, of a patent application, serial No. 570,478, filed December 29, 1944. No claims were allowed.

All of the claims were rejected by the Primary Examiner as unpatentable over a patent to Kennedy, No. 1,820,538, dated August 25, 1931, upon an application filed June 2, 1928, in view of a British patent, No. 440,409, dated December 30, 1935.

Claims 3, 5, and 10 are of the Markush…