Legal Opinion

Heath v. Zenkich

Appellate Court of Illinois

Decided May 3, 1982No. 81-82PublishedCited by 5 opinions

1Opinion of the Court

PRESIDING JUSTICE CAMPBELL

delivered the opinion of the court:

Plaintiff appeals from an order of the circuit court of Cook County which dismissed his complaint. Plaintiff sought equitable and declaratory relief in this action in which plaintiff claimed that he was the inventor and owner of two medical devices for which defendants had filed applications for letters patent with the United States Patent and Trademark Office. On appeal, plaintiff raises two issues: (1) whether the State courts have jurisdiction to determine title to inventions and patent applications; and (2) whether a request for…

2Cases cited14 opinions

  1. American Well Works Company v. Layne and Bowler CompanySupreme Court of the United States · 1916
  2. Kewanee Oil Co. v. Bicron Corp.Supreme Court of the United States · 1974
  3. Crown Die & Tool Co. v. Nye Tool & MacHine WorksSupreme Court of the United States · 1923
  4. Aronson v. Quick Point Pencil Co.Supreme Court of the United States · 1979
  5. Pratt v. Paris Gas Light & Coke Co.Supreme Court of the United States · 1897

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

3Cited by5 opinions

  1. Chavez v. KincaidDistrict Court, D. New Mexico · 1998
  2. Minatronics Corp. v. Buchanan Ingersoll P.C., Pennsylvania Court of Common Pleas, Alleghany County1996
  3. Heath v. ZenkichAppellate Court of Illinois · 1989
  4. Magnetek, Inc. v. Kirkland and Ellis, LLPAppellate Court of Illinois · 2011
  5. Magnetek v. Kirkland and Ellis, LLPAppellate Court of Illinois · 2011

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