In re Egan

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 16, 17, and 19 to 22, inclusive, in appellants’ application for a patent for an invention relating to dispersions of rubber in polar organic liquids.

Claims 11 and 18 in appellants’ application were allowed by the Primary Examiner.

Claims 16,19, and 22 are illustrative of the appealed claims. They read:

16. A polar organic liquid dispersion of rubber and a protective colloid which is swellable in the polar organic liquid and insoluble in…