WEBSTER ELEC. CO. V. SPLITDORF ELEC. CO., 264 U. S. 463 (1924)

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U.S. Supreme Court

Webster Elec. Co. v. Splitdorf Elec. Co., 264 U.S. 463 (1924)

Webster Elecctric Company v. Splitdorf Electric Company

No. 93

Argued March 6, 7, 1924

Decided April 7, 1924

264 U.S. 463


1. Upon a review by certiorari, the Court is not called upon to consider questions not raised by the petition for the writ. P. 264 U. S. 464.

2. Clams 7 and 8 of Patent No. 1,280, 105, issued to Kane, September 24, 1918, for a rigid unitary and integral support for mounting parts of an electrical ignition device, held void because of laches in presenting them to the Patent Office. P. 465.

3. The rule that a reissue patent expanding the patentee's original claims will be invalidated by a delay of two years in applying for it unless special circumstance be proven justifying a longer delay is applicable also to patents issued on divisional applications. Chapman v. Wintroath, 252 U. S. 126, explained. P. 264 U. S. 469.

283 F. 83 affirmed.

Certiorari to a decree of the circuit court of appeals, in a patent infringement suit, reversing the district court and directing dismissal of the bill.

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