Canda v. Michigan Malleable Iron Co.
Court of Appeals for the Sixth Circuit
Appeal from the Circuit Court of the United States for the Eastern District of Michigan. This is an appeal from a decree dismissing the bill in a suit brought by the appellants complaining of the infringement of claims 1, 2, and 7 of letters patent No. 460,426, granted September 29, 1891, to Ferdinand E. Canda, the assignor of the complainants, and praying for an injunction, and for profits and damages.
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Appeal from the Circuit Court of the United States for the Eastern District of Michigan. This is an appeal from a decree dismissing the bill in a suit brought by the appellants complaining of the infringement of claims 1, 2, and 7 of letters patent No. 460,426, granted September 29, 1891, to Ferdinand E. Canda, the assignor of the complainants, and praying for an injunction, and for profits and damages. The patent was granted for improvements in the construction of drawbar attachments for railroad cars. The defendant answered, denying the title of the complainants to the grant contained in…
1Opinion of the CourtSeverens, Circuit Judge
The invention for which the Canda patent was granted relates to the attachments at the inner end of the drawbar in railroad cars, whereby the connection is made between the drawbar and the draft timbers of the car. It is commonly known that provision is made by such attachments for easing the shock in starting and stopping railroad cars, and that this is done by allowing a sliding motion of the drawbar between the draft timbers running lengthwise of the car and providing a spring or springs at or near the inner end of the drawbar, and so associated with it as to resist the inward thrust of…
2Cases cited14 opinions
- White v. DunbarSupreme Court of the United States · 1886
- Deering v. Winona Harvester WorksSupreme Court of the United States · 1894
- Hailes v. Van WormerSupreme Court of the United States · 1874
- McCarty v. Lehigh Valley RailroadSupreme Court of the United States · 1895
- Heaton-Peninsular Button-Fastener Co. v. Eureka Specialty Co.Court of Appeals for the Sixth Circuit · 1896
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3Cited by45 opinions
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- Dawson Chemical Co. v. Rohm & Haas Co.Supreme Court of the United States · 1980
- Penfield v. C. & A. Potts & Co.Court of Appeals for the Sixth Circuit · 1903
- Gordon Form Lathe Co. v. Walcott MacH. Co.Court of Appeals for the Sixth Circuit · 1929
- Munising Paper Co. v. American Sulphite Pulp Co.Court of Appeals for the Sixth Circuit · 1915
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