Legal Opinion
Hyman Freedman v. Overseas Scientific Corporation and G. George Field
Court of Appeals for the Second Circuit
Decided September 30, 1957No. 306, Docket 24433PublishedCited by 11 opinions
1Opinion of the Court
HINCKS, Circuit Judge.
The defendants appeal from an order of the district court which held Claims 3 and 4 of the plaintiff’s patent No. 2,149,-048 valid and infringed by the defendants. The patent issued on February 28, 1939 to Hyman Freedman, a practicing dentist, on an application filed January 6, 1937.
For upwards of a century, prosthetic dentistry had been groping with the problem of holding dentures in their proper position in the mouth. Various solutions had been proposed and tried including springs connecting the upper and lower dentures, designed to hold each denture in place by a…
2Cases cited8 opinions
- O'Reilly v. MorseSupreme Court of the United States · 1854
- Cantrell v. WallickSupreme Court of the United States · 1886
- Dolbear v. American Bell Telephone CompanySupreme Court of the United States · 1888
- Hildreth v. MastorasSupreme Court of the United States · 1921
- MacKay Radio & Telegraph Co. v. Radio Corp. of AmericaSupreme Court of the United States · 1939
3 more not listed; retrieve them via the Exa API.
3Cited by11 opinions
- E. I. Du Pont De Nemours & Company v. Berkley and Company, Inc., E. I. Du Pont De Nemours & Company v. Berkley and Company, Inc.Court of Appeals for the Eighth Circuit · 1980
- Carpet Seaming Tape Licensing Corp. v. Best Seam Inc.Court of Appeals for the Ninth Circuit · 1982
- Merck & Co., Inc. v. Danbury Pharmacal, Inc.District Court, D. Delaware · 1988
- Carpet Seaming Tape Licensing Corporation, Cross-Appellee v. Best Seam Incorporated, Cross-Appellant. Carpet Seaming Tape Licensing Corporation, Cross-Appellee v. Vectron Industries, Inc. And Eugene J. Tasse, Cross-AppellantsCourt of Appeals for the Ninth Circuit · 1982
- John C. Krantz, Jr., and Louise Speers Croix v. John F. OlinCourt of Customs and Patent Appeals · 1966
6 more not listed; retrieve them via the Exa API.