In re Thayer

Hatfield, Judge,

delivered the- opinion of the court-;

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the decision of the Primary Examiner rejecting claims 61 to 66, inclusive, 68, and 69 in appellant’s application for a patent for an alleged invention relating to a heat-resisting wall construction and a method of making the same. Seven claims were allowed by the Primary Examiner.

Claims 61 and 62 relate to a furnace wall. Claims 63 to 66, inclusive, relate to a furnace wall panel. Claims 68 and 69 are method claims and relate to the…