United States Statutes at Large/Volume 6/10th Congress/1st Session/Chapter 13
Chap. XIII.—An Act for the relief of Oliver Evans.
A patent may be granted to Oliver Evans by the Secretary of State.
Feb. 21, 1793, ch. 11.Be it enacted, &c., That it shall and may be lawful for the Secretary of State, on application in writing by Oliver Evans, to cause letters patent to be made out in the manner and form prescribed by the act entitled, “An act to promote the progress of useful arts, and to repeal the act heretofore made for that purpose,” thereby granting to said Oliver Evans, his heirs, executors, administrators and assigns, for a term not exceeding fourteen years, the full and exclusive right and liberty of making, constructing, using, and vending to be used, his invention, discovery and improvements in the art of manufacturing flour and meal, and in the several machines which he has discovered, invented, improved and applied to that purpose:Proviso. Provided, That no person who may have heretofore paid the said Oliver Evans for license to use his said improvements shall be obliged to renew said license, or be subject to damages for not renewing the same:Proviso. And provided also, That no person who shall have used the said improvements, or have erected the same for use, before the issuing of the said patent, shall be liable to damages therefor.
Approved, January 21, 1808.