Application of James G. Burt and Henry C. Walter

WORLEY, Chief Judge.

This appeal is from the decision of the Board of Appeals which affirmed the examiner’s rejection of the claims in appellants’ application 1 for “Polyether Polymers.”

Claims 1 and 11 are representative:

1. A millable, sulfur-curable polyalkyleneether polymer having a molecular weight of at least about 30,000 and consisting essentially of the recurring units —(—G-0—)■— wherein G is a radical selected from the group consisting of an alkylene radical and a substituted alkylene radical wherein the substituents are free of any Zerewitinoff active hydrogen atoms and have a…