In re Lang

This is an appeal from a decision of the Board of Appeals of the United States Patent Office, affirming a decision of the • examiner, rejecting, for want of patentability in view of the prior art, claims 7 and 8 of appellant’s application for patent. No claims have been allowed.

Claim 8 is illustrative and reads as follows:

8. In combination in an injection engine, a cylinder and a piston 'operating therein, a combustion chamber overlying and opening directly downward into the cylinder, air inlet and burnt gas outlet passages opening into said chamber at opposite sides thereof, valves…