Legal Opinion
Dole Valve Co. v. Perfection Bar Equipment, Inc.
District Court, N.D. Illinois
Decided December 17, 1968No. 67 C 1126PublishedCited by 11 opinions
1Opinion of the Court
MEMORANDUM OPINION
DECKER, District Judge.
The Dole Valve Company is attempting to enforce patent 3,162,323, alleging that beverage dispensing systems assembled by Perfection Bar Equipment, Inc. infringe its provisions. In response, Perfection claims the patent is invalid and maintains that its devices do not infringe. Both companies are Illinois corporations. Jurisdiction is founded upon 28 U.S.C. § 1338.
Issued in 1964 to Mr. Kromer, the contested patent covers a “method of and apparatus for carbonating, cooling, storing, distributing and dispensing beverages.” The field of fluid flow,…
2Cases cited15 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- Hazeltine Research, Inc. v. BrennerSupreme Court of the United States · 1965
- Copease Manufacturing Co. v. American Photocopy Equipment Co.Court of Appeals for the Seventh Circuit · 1961
- Amphenol Corporation, a Corporation of Delaware v. General Time Corporation, a Corporation of DelawareCourt of Appeals for the Seventh Circuit · 1968
- T. P. Laboratories, Inc. v. Gerald W. HugeCourt of Appeals for the Seventh Circuit · 1966
10 more not listed; retrieve them via the Exa API.
3Cited by11 opinions
- In re Morton-Norwich Products, Inc.Court of Customs and Patent Appeals · 1982
- In re Water Gremlin Co.Court of Customs and Patent Appeals · 1980
- Interpart Corporation v. Imos Italia, Vitaloni, S.P.A. And Torino Industries, Ltd.Court of Appeals for the Federal Circuit · 1985
- Laser Alignment, Inc., and Contractors Automated Devices, Inc. v. Woodruff & Sons, Inc., and Roy J. WoodruffCourt of Appeals for the Seventh Circuit · 1974
- National Business Systems, Inc. v. AM International, Inc.District Court, N.D. Illinois · 1982
6 more not listed; retrieve them via the Exa API.