Regulations Governing the Implementation of Filing Trademark Applications and Services by Electronic Means Article 14-2

Where the alternative methods are used to file an electronic application pursuant to the preceding article, the filing date shall be the date on which the Registrar Office receives the electronic trademark application documents. Where the delivery thereof is made via postal service, the filing date shall be the postmark date of the place of delivery. However, if the postmark date is unclear, the filing date shall be the date of receipt by the Registrar Office, unless otherwise proved by the parties involved.Articles 6 through 10 shall apply mutatis mutandis to the alternative methods of electronic transmission.
中文原文 商標電子申請及電子送達實施辦法第14-2條
依前條電子傳達替代方式所為之送達時間,以商標專責機關收受之時間為準;如係郵寄者,以郵寄地郵戳所載日期為準。
但郵戳所載日期不清晰者,除由當事人舉證外,以到達商標專責機關之日為準。
第六條至第十條規定,於電子傳達替代方式準用之。

English translation for reference only; the Chinese text prevails. Not legal advice.