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In United States patent law, the on-sale bar is a limitation on patentability codified at 35 U.S.C. § 102. It provides that an invention cannot be patented if it has been for sale for over one year prior to the patent filing.
(a) A patent may not be obtained though the invention is not identically disclosed or described as set forth in section 102 of this title, if the differences between the subject matter sought to be patented and the prior art are such that the subject matter as a whole would have been obvious at the time the invention was made to a person having ...
For a technology to be "anticipated" (and therefore patent-ineligible) under 35 U.S.C. 102, the prior art reference must teach every aspect of the claimed invention either explicitly or impliedly. "A claim is anticipated only if each and every element as set forth in the claim is found, either expressly or inherently described, in a single ...
The eligibility of a claimed invention under section 101 shall be determined without regard to: the manner in which the claimed invention was made; whether individual limitations of a claim are well known, conventional or routine; the state of the art at the time of the invention; or any other considerations relating to sections 102, 103, or ...
In support of this assertion, Wells pointed to 35 U.S.C. § 102(b), which states that an inventor shall not be entitled to a patent if: ...the invention was patented or described in a printed publication in this or a foreign country or in public use or on sale in this country, more than one year prior to the date of the application for patent ...
The requirement to list actual human inventors was further confirmed by case law: "Inventorship is indeed relevant to patentability under 35 U.S.C. § 102(f), and patents have in the past been held unenforceable for failure to correctly name inventors in cases where the named inventors acted in bad faith or with deceptive intent." [3] [needs ...
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Prior art (also known as state of the art [1] or background art [2]) is a concept in patent law used to determine the patentability of an invention, in particular whether an invention meets the novelty and the inventive step or non-obviousness criteria for patentability.