Shuter v. Davis

The proofs satisfactorily establish infringement by defendants of complainants’ patent. The defense that Mark Davis was the original and first inventor of the patented improvement, and that complainants obtained the patent in fraud of his rights, although supported by somewhat impressive probabilities and the testimony of several witnesses, is met by strong opposing proofs on the part of the complainants. Under the circumstances, the presumption arising from the grant of the patent to the complainants is not sufficiently overthrown, and must prevail. But it also appears that the defendants…