Legal Opinion
Undersea Breathing Systems, Inc. v. Nitrox Technologies, Inc.
District Court, N.D. Illinois
Decided November 20, 1997No. 97 C 2014PublishedCited by 3 opinions
1Opinion of the Court
MEMORANDUM OPINION AND ORDER
MORTON DENLOW, United States Magistrate Judge.
This patent case arises out of the issuance of a patent for an oxygen enriched air generation system designed principally for use by dive shops for filling scuba tanks. The Court conducted a bench trial from October 6-10, 1997, involving six in-court witnesses, two who testified by deposition, and numerous exhibits. The case involves two primary issues: 1) Was Plaintiff’s patent infringed by Defendant? The answer is no. 2) Is Plaintiffs patent valid? The answer is yes. The following constitute the Court’s findings of…
2Cases cited53 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- MARKMAN Et Al. v. WESTVIEW INSTRUMENTS, INC., Et Al.Supreme Court of the United States · 1996
- Herbert Markman and Positek, Inc. v. Westview Instruments, Inc. And Althon Enterprises, Inc.Court of Appeals for the Federal Circuit · 1995
- Vitronics Corporation v. Conceptronic, Inc.Court of Appeals for the Federal Circuit · 1996
- Miller v. FentonSupreme Court of the United States · 1985
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3Cited by3 opinions
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- Wyttenbach v. Atoma International, Inc.District Court, N.D. Illinois · 1998