In re Pinkerton

This appeal brings before us for review a decision of the Board of Appeals of the United States Patent Office, affirming a decision of the examiner rejecting, for want of patentability over the cited *804prior art, claims 1, 4, 5, 6, and 8 of appellant’s application for a patent. Claims 2, 3, and T were also rejected, but are not included in this appeal. No claims have been allowed.

Claim 4 is illustrative of the claims before us and reads as follows:

4. In the production of polymerized olefins wherein a heated gaseous mixture containing- a substantial amount of higher olefins and at a temperature…