Pickering v. McCullough
Supreme Court of the United States
Appeal from the Circuit Court of the United States for the Western District of Pennsylvania. The facts are stated in the opinion of the court.
1Opinion of the CourtJustice Matthews
This is a bill in equity, filed by the appellants, to restrain the appellees from infringing reissued letters-patent No. 6166, dated Dec. 8, 1874; to George Nimmo, for an improvement in moulding crucibles, and for an account, the patent having been reissued to the complainants as assignees of Nimmo, the inventor and original patentee.
The original patent, No. 49,140, granted to him, bea¡rs date Aug. 1, 1865.
The subject of the alleged invention is ah improvement in the manufacture of moulding crucibles and pots, made of a plastic material, composed of plumbago, or so-called black-lead and…
2Cases cited2 opinions
- Reckendorfer v. FaberSupreme Court of the United States · 1876
- Hailes v. Van WormerSupreme Court of the United States · 1874
3Cited by173 opinions
- Cuno Engineering Corp. v. Automatic Devices Corp.Supreme Court of the United States · 1942
- Lincoln Engineering Co. v. Stewart-Warner Corp.Supreme Court of the United States · 1938
- Knapp v. MorssSupreme Court of the United States · 1893
- Risdon Iron & Locomotive Works v. MedartSupreme Court of the United States · 1895
- Smith v. HallSupreme Court of the United States · 1937
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