E. I. DuPONT DE NEMOURS & CO. v. PHILLIPS PETROLEUM CO.

Civ. A. No. 81-508-JLL.

621 F.Supp. 310 (1985)

E.I. duPONT de NEMOURS & COMPANY, Plaintiff, v. PHILLIPS PETROLEUM COMPANY and Phillips Chemical Company, Defendants.

United States District Court, D. Delaware.

October 22, 1985.


Attorney(s) appearing for the Case

Roger A. Hines, of E.I. duPont de Nemours & Co., Wilmington, Del., John O. Tramontine (argued), David J. Lee, Glenn A. Ousterhout, and Thomas J. Vetter of Fish & Neave, New York, N.Y., of counsel, for plaintiff.

C. Waggaman Berl, Jr., Wilmington, Del., Harry J. Roper (argued), Sidney Neuman, George S. Bosy, and Raymond N. Nimrod of Neuman, Williams, Anderson & Olson, Chicago, Ill., of counsel, for defendants.


MEMORANDUM OPINION

LATCHUM, Senior District Judge.

I. FACTS

Plaintiff, E.I. duPont de Nemours & Company ("DuPont") brought this patent infringement action against defendants Phillips Petroleum Company and Phillips Chemical Company (collectively "Phillips"). The patent-in-suit relates to interpolymers described in U.S. Patent 4,076,698 and directed to copolymer resins of ethylene with an alpha-olefin containing five to eighteen carbon atoms...

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