BLAND, Associate Judge.
After allowing four claims in appellant's application for a patent relating to a valve stem assembly for an inflatable rubber inner tube, the Primary Examiner of the United States Patent Office rejected the remaining claims, numbered 40, 41, 42, and 43. Upon appeal to the Board of Appeals, the decision of the examiner was affirmed. Appellant has appealed here from said decision of the board.
Claim 40 is illustrative of the involved...
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