In re Korpi

This appeal is from a decision of the Board of Appeals of the United States Patent Office affirming that of the Primary Examiner rejecting claim 65 of an application for a patent alleging new and useful improvements in the alkylation of hydrocarbons. .Twelve claims were allowed.

The application relates to a process said to produce a high grade motor fuel or aviation gasoline by means of a catalytic alkylation. In the process low-boiling isoparaffins, such as isobutane, are alkylated with an olefin such as butylene in the presence of a liquid alkylation catalyst such as strong sulfuric acid.

Clai…