American Automotoneer Co. v. Porter
Court of Appeals for the Sixth Circuit
Appeal and Cross-Appeal from the District Court of the United States for the Southern Division of the Eastern District of Michigan; Arthur J. Tuttle, Judge. In Equity. Suit by the American Automotoneer Company and the Electric Service Supplies Company against Joseph Y. Porter, doing business as the Porter Manufacturing Company and the Porter Railway Switch Company. From the decree, both parties appeal.
1Opinion of the Court
DENISON, Circuit Judge.
Infringement suit on patent for electric motor controller regulator, issued January 16, 1906, to Weyand, as No. 810,240, and reissued to Electric Service Supplies Company, January 28, 1908, as reissue No. 12,744, upon reissue application filed March 18, 1907. The first nine claims of the reissue are identical with the nine and only claims of the original; the remaining reissue claims 10-32, are of seemingly broader character. Infringement is alleged of claims 1, 2, 11, 25, 29, and 30. The District Court held claims 1, 2, and 29 to be valid and infringed, and claims 11,…
2Cases cited33 opinions
- Seymour v. OsborneSupreme Court of the United States · 1871
- Topliff v. TopliffSupreme Court of the United States · 1892
- Thomson v. WoosterSupreme Court of the United States · 1885
- White v. DunbarSupreme Court of the United States · 1886
- Miller v. Brass Co.Supreme Court of the United States · 1882
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3Cited by28 opinions
- C. J. Tower & Sons of Buffalo, Inc. v. United StatesUnited States Customs Court · 1972
- Trabon Engineering Corporation v. DirkesCourt of Appeals for the Sixth Circuit · 1943
- Keller v. Adams-Campbell Co.Supreme Court of the United States · 1924
- Union Switch & Signal Co. v. Louisville Frog, Switch & Signal Co.Court of Appeals for the Sixth Circuit · 1934
- Ashland Fire Brick Co. v. General Refractories Co.Court of Appeals for the Sixth Circuit · 1928
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