# On-sale bar

A rule that you cannot patent an invention that was on sale, or offered for sale, more than one year before filing. Together with prior public use and publication it forms the statutory bar that can destroy novelty under 35 U.S.C. 102.

**Full entry:** https://patentbrief.org/glossary/on-sale-bar

**All patent terms:** https://patentbrief.org/glossary

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_Source: PatentBrief — https://patentbrief.org. A plain-English glossary of US patent terms._