RICH, Judge.
This appeal is from the decision of the Patent Office Board of Appeals affirming the examiner's rejection of claims 6, 8-11, 19-21, 23, and 26 in appellants' application serial No. 758,890, filed September 4, 1958, for methods for preparing cellular polyurethane foam. We affirm in part and reverse in part.
THE INVENTION
Appellants claim a family of methods for preparing cellular polyurethane foam by what may be generally characterized...
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