This is an interlocutory appeal from a preliminary injunction issued against the plaintiff in a patent infringement suit. Appellant, Solex Laboratories, Inc., (Solex) the owner of a patent on a corneal type contact lens (the Tuohy patent) sued defendants-appellees, The Plastic Contact Lens Company (Plastic) and two of its officers for infringement. The complaint was filed March 15, 1957, and subsequent...
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