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The Invention Secrecy Act of 1951 (Pub. L. 82–256, 66 Stat. 3, enacted February 1, 1952, codified at 35 U.S.C. ch. 17) is a body of United States federal law designed to prevent disclosure of new inventions and technologies that, in the opinion of selected federal agencies, present an alleged threat to the economic stability or national security of the United States.
The on-sale bar is an extraordinarily (some would argue needlessly) complex body of patent law in all but the simplest cases. [1] For instance, licenses are normally not considered a sale, even when a sample product is transferred as part of the license, but a computer software license is considered a barring sale even if the patent claims are ...
Relation between patent law and antitrust law. Kewanee Oil v. Bicron: 416 U.S. 470: 1974: State trade secret law not preempted by patent law. Dann v. Johnston: 425 U.S. 219: 1976: Patentability of a claim for a business method patent (but the decision turns on obviousness rather than patent-eligibility). Sakraida v. Ag Pro: 425 U.S. 273: 1976
See also Exhaustion of intellectual property rights for a general introduction not limited to U.S. law.. The exhaustion doctrine, also referred to as the first sale doctrine, [1] is a U.S. common law patent doctrine that limits the extent to which patent holders can control an individual article of a patented product after a so-called authorized sale.
Case law provides other defenses, such as the first-sale doctrine, the right to repair, and unenforceability because of inequitable conduct. In the case of a medical procedure patent issued after 1996, a U.S. infringer may also raise a statutory safe harbor defense to infringement.
Shop right, in United States patent law, is an implied license under which a firm may use a patented invention, invented by an employee who was working within the scope of their employment, using the firms' equipment, or inventing at the firms' expense.