Application of Nelson

WORLEY, Judge.

Appellant has appealed here from a decision of the Board of Appeals of the United States Patent Office finally rejecting as unpatentable over the prior art three claims of an application alleging new and useful improvements in “Shipping Containers and Method of Manufacture.” The application was filed March 6, 1946, serial No. 652,370.

The rejected claims read as follows:

“6. A blank for the manufacture of corrugated fibre board containers, comprising a wide rectangular sheet of multi-ply corrugated board having an intermediate corrugated ply, and outer facing applied throughout…