prior art

English

Noun

prior art (uncountable)

  1. (patent law) 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.
    • 2022, Craig Allen Nard, The Law of Patents, Aspen Publishing, →ISBN:
      The significance of this language in section 102(e)(2) is that a PCT application can serve as prior art even though the applicant never files in the United States.

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