Young v. Colt

BETTS, District Judge.

The specific points presented for adjudication in this case arise on a demurrer to a cross-bill filed by the plaintiffs, but the discussion has also involved an examination of the original bill and answer, and it has thus become necessary to advert to the ease made by the entire pleadings. The original bill was filed November 19, 1851, by Colt, as patentee, for an injunction and other relief against Young and Leavitt, for alleged violations of his patent-right. It avers that the patentee, before the 25th of February, 1836, invented a new and useful improvement in…