Next came the Patent laws. These began in England in 1624; and, in this country, with the adoption of our constitution. Before then [these?], any man might instantly use what another had invented; so that the inventor had no special advantage from his own invention. The patent system changed this; secured to the inventor, for a limited time, the exclusive use of his invention; and thereby added the fuel of interest to the fire of genius, in the discovery and production of new and useful things.
Abraham LincolnNo one has needed favours more than I, and generally, few have been less unwilling to accept them; but in this case, favour to me,would be injustice to the public, and therefore I must beg your pardon for declining it.
Abraham Lincoln