Legal Opinion

Heath v. Zenkich

Appellate Court of Illinois

Decided March 20, 1989No. 1-88-478PublishedCited by 2 opinions

1Opinion of the CourtJustice Campbell

Plaintiff, Roger Lee Heath, appeals the judgment of the trial court which held that the benefits of the inventorship of the BI-PAK 2 and BI-PAD belong to defendant, Elias R. Zenkich, owner of codefendant Zenex Corporation. Heath seeks reversal of the judgment as well as a declaration that he is the inventor of the BI-PAK 2 and BI-PAD devices and entitled to the respective patent applications which had been filed by defendants and any patents issued or issuing from those applications. The sole issue on appeal is whether the trial court properly determined that Zenkich, not Heath, first…

2Cases cited7 opinions

  1. Lion Mfg. Corporation v. Chicago Flexible Shaft Co.Court of Appeals for the Seventh Circuit · 1939
  2. Scheduling Corp. of America v. MasselloAppellate Court of Illinois · 1987
  3. Rex Chainbelt Inc. v. Borg-Warner Corporation, Rex Chainbelt Inc. v. Carman Industries, Inc.Court of Appeals for the Seventh Circuit · 1973
  4. Silas v. RobinsonAppellate Court of Illinois · 1985
  5. Barnet v. WiedCourt of Customs and Patent Appeals · 1952

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

3Cited by2 opinions

  1. E.J. McKernan Co. v. GregoryAppellate Court of Illinois · 1993
  2. Legacy Seating, Inc. v. Commercial Plastics Co.District Court, N.D. Illinois · 2014

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