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 资深译员David,毕业于亚洲顶尖的高级翻译学院,擅长翻译有关汽车业的法律文件。