Legal Opinion
United Kingdom Optical Co. v. American Optical Co.
Court of Appeals for the First Circuit
Decided January 3, 1934No. 2837PublishedCited by 8 opinions
1Opinion of the Court
MORTON, Circuit Judge.
This is a suit to restrain infringement of patent No. 1,729,654 to Watson and Culver for a method of making bifocal lenses. The patent is dated October 1, 1929, on an application filed February 26, 1927. Tbe defendants denied validity and infringement, and counterclaimed against the plaintiffs in respect of certain advertising matter put out by the plaintiffs pending the litigation. In the court below there were findings and a decree for the defendants in the principal suit, viz., that the claims, if so construed as to cover the defendants’ method, were void for lack of…
2Cases cited12 opinions
- The Barbed Wire PatentSupreme Court of the United States · 1892
- Eibel Process Co. v. Minnesota & Ontario Paper Co.Supreme Court of the United States · 1923
- Deering v. Winona Harvester WorksSupreme Court of the United States · 1894
- Emerson & Norris Co. v. Simpson Bros. Corp.Court of Appeals for the First Circuit · 1913
- Rollman Mfg. Co. v. Universal Hardware WorksCourt of Appeals for the Third Circuit · 1916
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3Cited by8 opinions
- Insul-Wool Insulation Corp. v. Home Insulation, Inc.Court of Appeals for the Tenth Circuit · 1949
- A.J. Industries, Inc. v. The Dayton Steel Foundry CompanyCourt of Appeals for the Sixth Circuit · 1968
- Atlas Scraper and Engineering Co., a Corporation v. Harry A. Pursche, an IndividualCourt of Appeals for the Ninth Circuit · 1966
- John A. Julian and Julian Engineering Company v. Drying Systems Co., Thor Power Tool Co. And Michigan Oven CompanyCourt of Appeals for the Seventh Circuit · 1965
- Rokap Corp. v. LammDistrict Court, D. Maryland · 1935
3 more not listed; retrieve them via the Exa API.