Legal Opinion
Rosenberg v. John Hassall, Inc.
Court of Appeals for the Second Circuit
Decided August 17, 1934No. 466PublishedCited by 4 opinions
1Opinion of the Court
AUGUSTUS N. HAND, Circuit Judge.
This is a suit for infringement of United States patent No. 1,432)151 to Ileymau Rosenberg. Claims 5, 6, 8, and 0 are in issue. The bill was dismissed on the ground that ihe claims were invalid. The complainants are Iieyman Rosenberg, the inventor and patentee, and Parker-Kalon Corporation, exclusive licensee under the patent.
The invention relates to improvements in Listening devices and more particularly to the type of pin employed for securing together plates of metal. The object in view is the provision of means for quickly and easily, and yet effectively,…
2Cases cited1 opinion
- Rosenberg v. Carr Fastener Co.Court of Appeals for the Second Circuit · 1931
3Cited by4 opinions
- Rosenberg v. Groov-Pin CorporationCourt of Appeals for the Second Circuit · 1936
- Rosenberg v. Groov-Pin Corp.District Court, E.D. New York · 1935
- In re WatsonCourt of Customs and Patent Appeals · 1949
- Johnson Metal Products Co. v. Lundell-Eckberg Mfg. Co.District Court, W.D. New York · 1937