pct filing dateglossary / PCT FILING DATE PCT filing date. Patents. The date of an international application under the Patent Cooperation Treaty. — Also termed international filing date. See PATENT COOPERATION TREATY. 词条贡献者 法律翻译Betty,毕业于英国一流的高级翻译学院,专注翻译各类与新型冠状病毒(COVID-19)有关的法律文件。