unpatent

== English == === Etymology === From un- +‎ patent. === Verb === unpatent (third-person singular simple present unpatents, present participle unpatenting, simple past and past participle unpatented) (transitive, rare) To release from a legal patent. 1962, American Bar Association. Section of Patent, Trademark and Copyright Law, Summary of Proceedings (page 68) […] unpatenting inventions. But he saw some decided advantages in publication patents if limited to agencies of the government. He, therefore, moved to amend by deleting "by an applicant" and inserting […]