Wiktionary (English) • 2026
Wiktionary contributors (https://en.wiktionary.org/wiki/prior_art#English) • CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/) • via Kaikki (https://kaikki.org/dictionary/English/)
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In most systems of patent law, all information that has been made available to the public in any form before a given date that might be relevant to a patent's claims of originality, and to which the patent application is compared to determine if it in fact describes a new invention.
