Application of Joachim Stroszynski and Erwin Grimm

RICH, Acting Chief Judge.

This appeal is from the decision of the Patent Office Board of Appeals affirming the rejection of claims 9, 10, and 12-22 of application serial No. 411,044, filed November 13, 1964, entitled “Treatment of Material In Web Form.”

The Invention

The claimed invention is a jet dryer for treating and drying an aerodynam ically transported web of material with a gas or vapor. Appellants’ specification states that the expression “aerodynamically transported” is used to indicate that the web of material is supported in the treatment zone solely by means of jets of the gas or…