Sirocco Engineering Co. v. B. F. Sturtevant Co.
Court of Appeals for the Second Circuit
Appeal from the District Court of the United States for the Southern District of New York. On appeal from an interlocutory decree sustaining the validity of two reissued letters patent No. 12,796 (reissue A) and No. 12,797 (reissue B) granted May 26, 1908, to Samuel B. Davidson of Belfast, Ireland, for a centrifugal fan or pump. These patents were assigned to the Sirocco Company, complainant herein.
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Appeal from the District Court of the United States for the Southern District of New York. On appeal from an interlocutory decree sustaining the validity of two reissued letters patent No. 12,796 (reissue A) and No. 12,797 (reissue B) granted May 26, 1908, to Samuel B. Davidson of Belfast, Ireland, for a centrifugal fan or pump. These patents were assigned to the Sirocco Company, complainant herein. The original patent was granted November 27, 1900, on an application filed September 21, 1898. Attached to the description were 11 sheets of drawings containing 28 separate figures. No model was…
1Opinion of the Court
COXE, Circuit Judge.
The immense size of the record, the vast number of exhibits and illustrative models, the complex questions of mechanics and.the six hundred and eleven pages of argument found in the briefs, where nothing, apparently, is conceded, combine to make this one o.f the most complex and annoying patent controversies which has come to the attention of the court. We shall endeavor, therefore, to localize the issue, as far as possible, and confine it to those references which approach nearest to the combinations of the Davidson patents. If any one of these shows the Davidson…
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