supplemental declarationglossary / SUPPLEMENTAL DECLARATION supplemental declaration. Patents. A sworn document, filed after the U.S. Patent and Trademark Office allows a patent’s issuance. See PATENT APPLICATION. 词条贡献者 双语律师Wayne,国际知名法学院法律专业,擅长翻译各类与遗产及遗嘱争议相关的法律文件。