Practical Application [Patents] Law and Legal Definition

According to 37 CFR 404.3 (d) [Title 37 -- Patents, Trademarks, and Copyrights; Chapter IV -- Assistant Secretary for Technology Policy, Department of Commerce; Part 404 -- Licensing of Government Owned Inventions], the term practical application means to manufacture in the case of a composition or product, to practice in the case of a process or method, or to operate in the case of a machine or system; and, in each case, under such conditions as to establish that the invention is being utilized and that its benefits are to the extent permitted by law or Government regulations available to the public on reasonable terms.