In re Cornell

Hatfield, Judge,

delivered tlie opinion of the court:

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the decision of the Primary Examiner rejecting claims 22 and 25 to 32, inclusive, in appellants’ application (filed January 29, 1943) for the reissue of their patent (No. 2,302,529 issued November 17, 1942) for an invention relating to “a repeating valve shut-off system.”

Claim 22 is sufficiently illustrative of the appealed claims. It reads:

22. In a liquid dispensing apparatus of the class described comprising in combination a…