Legal Opinion
Hercules Inc. v. Exxon Corp.
District Court, D. Delaware
Decided July 29, 1980No. Civ. A. 3439PublishedCited by 11 opinions
1Opinion of the Court
OPINION
CALEB M. WRIGHT, Senior District Judge.
In this action, Hercules Incorporated (“Hercules”) charges Exxon Corporation (“Exxon”) 1 with infringing both literally and under the Doctrine of Equivalents, United States Patent 3,211,709 which covers a form of sulfur-vulcanizable ethylene propylene terpolymers (“EPT’s”) useful as synthetic rubbers. 2 Hercules’s interest in this patent arises by .virtue of an assignment from Great Britain’s Dunlop Rubber Company, Ltd. (“Dunlop”) whose interest in turn is derived from an assignment by its three employees, Drs. Stephen Adamek, Edward Allen Dudley…
2Cases cited45 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- Graver Tank & Mfg. Co. v. Linde Air Products Co.Supreme Court of the United States · 1950
- Precision Instrument Manufacturing Co. v. Automotive Maintenance MacHinery Co.Supreme Court of the United States · 1945
- Hazel-Atlas Glass Co. v. Hartford-Empire Co.Supreme Court of the United States · 1944
- Keystone Driller Co. v. General Excavator Co.Supreme Court of the United States · 1933
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3Cited by11 opinions
- Tenneco Chemicals, Inc. v. William T. Burnett & Co., Inc., and Reeves Brothers, Inc.Court of Appeals for the Fourth Circuit · 1983
- Paine, Webber, Jackson & Curtis, Inc. v. Merrill Lynch, Pierce, Fenner & Smith, Inc.District Court, D. Delaware · 1984
- Church & Dwight Co. v. Abbott LaboratoriesDistrict Court, D. New Jersey · 2008
- Rohm & Haas Co. v. Mobil Oil Corp.District Court, D. Delaware · 1981
- Leesona Corporation v. Varta Batteries, Inc.District Court, S.D. New York · 1981
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