Union Carbide Corp. v. American Can Co.

MEMORANDUM OPINION

PRENTICE H. MARSHALL, District Judge.

This is a patent infringement action by plaintiff Union Carbide Corporation (“Union Carbide”) against defendant American Can Company (“American Can”), alleging infringement of United States Letters Patent Nos. 4,262,803 and 4,277,930. Defendant has challenged the validity of the patents as well as denying infringement. For brevity’s sake, we will refer to the patents in question as the “803” patent and the “930” patent, respectively. Plaintiff has moved for summary judgment on the issue of infringement; defendant has moved for summary…