Legal Opinion
Dentsply International, Inc. v. Centrix, Inc.
District Court, D. Delaware
Decided December 20, 1982No. Civ. A. 82-174PublishedCited by 5 opinions
1Opinion of the Court
MEMORANDUM OPINION
LATCHUM, Chief Judge.
This is an action, brought pursuant to 28 U.S.C. §§ 1338 and 2201, by Dentspiy International Inc. (“Dentspiy”), for a declaratory judgment of noninfringement, invalidity and unenforceability of three patents, which are registered as United States Patents 3,581,399 (“399 patent”), 3,900,954 (“954 patent”), and 4,198,756 (“756 patent”). Defendant Centrix, Inc. (“Centrix”) has moved to dismiss this action, pursuant to Federal Rule of Civil Procedure 12(b)(1), (2) and (7), on the ground that Dentspiy has failed to join a necessary party, namely the patent…
2Cases cited17 opinions
- Van Dusen v. BarrackSupreme Court of the United States · 1964
- Aetna Life Insurance v. HaworthSupreme Court of the United States · 1937
- Maryland Casualty Co. v. Pacific Coal & Oil Co.Supreme Court of the United States · 1941
- Blonder-Tongue Laboratories, Inc. v. University of Illinois FoundationSupreme Court of the United States · 1971
- Waterman v. MacKenzieSupreme Court of the United States · 1891
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3Cited by5 opinions
- Pfizer Inc. v. Elan Pharmaceutical Research Corp.District Court, D. Delaware · 1993
- Calgon Corp. v. Nalco Chemical Co.District Court, D. Delaware · 1989
- Erbamont Inc. v. Cetus Corp.District Court, D. Delaware · 1989
- Refac International, Ltd. v. Mastercard InternationalDistrict Court, S.D. New York · 1991
- Hockerson-Halberstadt, Inc. v. Nike, Inc.District Court, E.D. Louisiana · 1991