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Legal Opinion

Imperial Chemical Industries, PLC v. Henkel Corp.

District Court, D. Delaware

Decided July 23, 1982No. Civ. A. 78-301PublishedCited by 5 opinions

1Opinion of the Court

OPINION

STAPLETON, District Judge:

The recovery of copper from ore through solvent extraction has gained widespread commercial acceptance over the last decade. The reagents that effect this extraction are the subject matter of this patent case. Plaintiff Imperial Chemical Industries, PLC (“ICI”), a giant of the chemical world and a relatively recent entrant into the copper extraction reagent field here, alleges patent infringement against defendant Henkel Corporation (“Henkel”), 1 the pioneering firm in this area. Two ICI patents are in issue: the Ackerley and Mack patent 2 which claims a…

2Cases cited12 opinions

  1. Studiengesellschaft Kohle Mbh, as Trustee for the Max-Planck-Institut Fur Kohlenforschung v. Eastman Kodak CompanyCourt of Appeals for the Fifth Circuit · 1980
  2. Knapp-Monarch Co. v. Casco Products Corp. And E.A. Langenfeld Associates, Ltd.Court of Appeals for the Seventh Circuit · 1965
  3. Eli Lilly & Co. v. Premo Pharmaceutical Laboratories, Inc.Court of Appeals for the Third Circuit · 1980
  4. In re EhrreichCourt of Customs and Patent Appeals · 1979
  5. Tokyo Shibaura Elec. Co., Ltd. v. Zenith Radio Corp.District Court, D. Delaware · 1975

7 more not listed; retrieve them via the Exa API.

3Cited by5 opinions

  1. Phillips Petroleum Co. v. United States Steel Corp.District Court, D. Delaware · 1987
  2. Lang v. Prescon Corp.District Court, D. Delaware · 1982
  3. Collins & Aikman Corp. v. Stratton Industries, Inc.District Court, N.D. Georgia · 1989
  4. Ares-Serono, Inc. v. Organon International B.V.District Court, D. Massachusetts · 1994
  5. Baxter Diagnostics Inc. v. AVL Scientific Corp.District Court, C.D. California · 1996

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