In re Willis

Almond, Judge.

This is an appeal from the decision of the Patent Office Board of Appeals, adhered to on reconsideration, affirming the rejection' of *823claims 1-8 of appellant’s application entitled “Expanded Cross-Linked Polymers.” 1 No claims Rave been allowed.

The invention relates to foamed, cross-linked epibalobydrin polymers having a uniform closed-cell structure, a density of from 8 to 80 lbs./cu.ft. (preferably 20-75 lbs./cu.ft.), and a percentage compressibility (determined with a one-pound weight on a square inch of sample) of 20-97%. The expanded polymers are disclosed as varying from…