validity searchglossary / VALIDITY SEARCH validity search. An exhaustive search for prior art or any other facts that can be used to invalidate a patent. See BREAKING A PATENT. Cf. INFRINGEMENT SEARCH ; PATENTABILITY SEARCH. 词条贡献者 法律翻译Bernardine,毕业于新加坡知名法学院,专注翻译各类与文娱与体育有关的法律文件。