Application of John Pavlecka

RICH, Judge.

This appeal is from the decision of the-Patent Office Board of Appeals affirming the rejection of claims 4, 23, 24, 36-38, 41,. 45, 47, 48, 50, 53 and 55-59 in application, serial No. 632,601, filed January 4, 1957,. entitled “Interlocked Panel Structure.”' Twenty-six claims were allowed by the-examiner.

The invention relates to joints for fastening together panels, walls and the-like. The joints are particularly useful, where the interior space between panels, is inaccessible and when simple assemblage is desired. Basically the joint, comprises a mortise-and-tenon, assembled…