WATERPROOF INSULATION CORP. v. INSULATING CON. CORP.

Civ. No. 9225.

153 F.Supp. 626 (1957)

WATERPROOF INSULATION CORP. v. INSULATING CONCRETE CORP. and Zonolite Company.

United States District Court D. Maryland.

July 18, 1957.


Attorney(s) appearing for the Case

Harry Goldman, Jr., Baltimore, Md., for plaintiff.

Read A. McCaffrey and C. Gordon Haines, Baltimore, Md., Watson, Cole, Grindle & Watson, and Robert F. Conrad, Washington, D. C., for defendants.


R. DORSEY WATKINS, District Judge.

Plaintiff, a Maryland corporation, has sued for declaratory judgment that underground insulated pipe systems installed with its insulating concrete (such a concrete being hereinafter referred to as Wicor) do not infringe defendant Zonolite Company's United States Patent No. 2,355,966 to Goff. Defendant Zonolite Company, a Montana corporation, assignee of the Goff patent, and Insulating Concrete Corporation, a Virginia corporation...

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