KASHIWA, Circuit Judge.
This is an appeal from the decision of the United States Patent and Trademark Office (the "PTO") Board of Appeals (the "board") sustaining the examiner's rejection of claims 1-3, 8, 10-13, 18, 23, 25, 26, 28 and 29 in reissue application serial No. 163,300, filed June 27, 1980. Original U.S. Patent No. 4,161,449, entitled "Powdered Carpet Composition" was issued on July 17, 1979, from an application filed September 2, 1977. All of the claims...
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