OPINION
WEBER, Chief Judge.
In this action Plaintiff claims infringement of his Patent No. 4,029,316 called "Game Ball." The present patent is limited to the ball which was employed together with a mitt in a game for which plaintiff was issued patent No. 3,999,748, which we held invalid for obviousness in prior proceedings in related cases.
The ball patent in issue here is defined by its claim as follows:
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