New And Useful Invention
Defined in 2 dictionaries — Bouvier (1914), Black's (1891)
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
A phrase used in the act of congress relating to patents for inventions. See Patent.
A Dictionary of Law
Henry Campbell Black · 1891
This phrase is used in the United States patent laws to designate the kind of inven. tion which is patentable. The word “useful” does not import that the invention should invariably be superior to the modes previously in use for the same purpose, but means that it must have real utility, in con-