Relume Corp. v. Dialight Corp.

CLEVENGER, Circuit Judge.

Relume Corporation (“Relume”) appeals from the summary judgment of the United States District Court for the Eastern District of Michigan, holding that the defendants’ accused products do not literally infringe the asserted claims of U.S. Patent No. 5,661,645 (“the ’645 patent”) or U.S. Patent No. 5,783,909 (“the ’909 patent”), both assigned to Relume, and holding that both patents are invalid. Relume Corp. v. Dialight Corp., 63 F.Supp.2d 788, 802 (E.D.Mich.1999). We affirm.

I

Relume raises several arguments on appeal: (1) whether the district court erred in its…