James River Corp. of Virginia v. Hallmark Cards

STADTMUELLER, Chief Judge.

The plaintiff, James River Corporation of Virginia, (“James River”) filed this patent infringement action against defendant Hallmark Cards, Inc. (“Hallmark”) on November 29, 1993. Before the court are Hallmark’s dispositive motions. Hallmark moves that it be granted summary judgment in its favor on its defenses of laches, estoppel, and on the issue of infringement, and partial summary judgment on its defense of invalidity.

I. FACTUAL OVERVIEW

At issue are four patents of which James River is the assignee. James River asserts in its complaint that Hallmark’s Sturdy II…