In re Truslow

Jackson, Judge,

delivered tire opinion of the court:

This is an appeal from the decision of the Board of Appeals of the United States Patent Office which affirmed a decision of the examiner rejecting, in view of the prior art all of the process claims 8 to 10 inclusive in an application for an alleged invention for improvement in the manufacture of yarn. Several apparatus claims were allowed.

Claim 8 is illustrative of the involved subject matter and is as follows:

8. The process of manufacturing cotton yarn which comprises reducing drawing frame sliver to roving form by continuously applying…