art unitglossary / ART UNIT art unit. Patents. A group of patent examiners in the U.S. Patent and Trademark Office specializing in a particular field of technology. • Each art unit is led by a senior patent examiner. 词条贡献者 译者Natalie,在一家西班牙律师事务所的北京办公室担任全职法律翻译,擅长翻译涉及医疗健康领域的法律文件。