In re Magat

Worley, Judge,

delivered tbe opinion of the court:

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the rejection by the Primary Examiner of claims 1 to 8, inclusive, of appellant’s application for a patent on a process of preparing polyamides, on the ground of lack of invention over the prior art. Claim 1 is representative' of the appealed claims and reads:

1. A process for preparing a polyamide which comprises bringing together an organic diamine in one liquid phase and an organic dicarboxylic acid halide in a second liquid phase…