Opinion · Supreme Court of the United States

Richards v. Chase Elevator Co.

158 U.S. 299

Type
Opinion
Court
Supreme Court of the United States
Jurisdiction
Federal
Date
1895-05-20
Topic
general

Mr. Justice Brown, after stating the case, delivered the opinion of the court. While patent cases are usually disposed of upon bill, answer, and proof, there is -no objection, if the patent be manifestly invalid upon its face, to the point being raised on demurrer, and the case being determined upon the issue so formed. We have repeatedly held that a patent may be declared invalid for want of novelty, though no such defence be set up in the answer. Dunbar v.

Citator

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Cited by
120 opinions

Headnotes

  1. Patent Law — Pleading and Procedure — Demurrer While patent cases are ordinarily disposed of on bill, answer, and proof, if a patent is manifestly invalid on its face, the defense of invalidity may be raised by demurrer and the case determined on the issue so formed; a patent may be declared invalid for want of novelty even where that defense is not set up in the answer. 158 U.S. at 299
  2. Patent Law — Anticipation A patent for a combination is not saved from invalidity by the fact that each element or function is old, even where the elements are applied to an analogous use; unless the combination achieves some new result, the mere multiplicity of elements does not render it patentable. Where every element is old and performs its well-known function, a combination is a mere aggregation and cannot support a patent, since the result is not a new invention. 158 U.S. at 299
  3. Patent Law — Validity Letters patent that disclose nothing more than a combination of known elements performing their ordinary functions and producing no new result are wholly void for want of patentable novelty and invention, and that invalidity appears upon the face of the patent. 158 U.S. at 299