In re Wesslau

This appeal is from the decision of the Board of Appeals affirming the rejection of claims 35-431 in appellant’s application2 entitled “Process for the Production of Polyethylene With Narrow Distribution of the Molecular Weight.” No claims have been allowed.

The invention relates to a process of polymerizing ethylene utilizing a Ziegler-type catalyst system to produce solid polyethylene. Both appellant and the Patent Office have treated the appealed process claims as standing or falling together, and we will do the same. Claim 35, from which the remaining claims depend, is illustrative and…