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 译者筠怡,毕业于法国顶尖的高级翻译学院,擅长翻译各种与产品责任与集体侵权诉讼相关的法律文件。