Patent Act Article 143
Preservation of patent filesPatent files such as application documents, description, claim(s), abstract, drawing(s) deemed worth preserving by the Specific Patent Agency shall be permanently kept.Patent files not referred to in the preceding paragraph shall be kept for the duration specified below:1. invention patent files shall be preserved for 20 years except for the files of approved cases, which shall be preserved for 30 years.2. utility model patent files shall be preserved for 10 years except for the files of approved cases, which shall be preserved for 15 years.3. design patent files shall be preserved for 15 years except for the files of approved cases, which shall be preserved for 20 years.The duration of preservation referred to in the preceding paragraph shall be calculated on the first day following the year when the decision is rendered on the patent application, the patent application has been withdrawn or deemed to have been withdrawn.With respect to patent files which are kept at the time of the implementation of the April 16, 2019 amendment to this Act, the amended Patent Act shall apply.
中文原文 專利法第143條
專利檔案中之申請書件、說明書、申請專利範圍、摘要、圖式及圖說，經專利專責機關認定具保存價值者，應永久保存。
前項以外之專利檔案應依下列規定定期保存：
一、發明專利案除經審定准予專利者保存三十年外，應保存二十年。
二、新型專利案除經處分准予專利者保存十五年外，應保存十年。
三、設計專利案除經審定准予專利者保存二十年外，應保存十五年。
前項專利檔案保存年限，自審定、處分、撤回或視為撤回之日所屬年度之次年首日開始計算。
本法中華民國一百零八年四月十六日修正之條文施行前之專利檔案，其保存年限適用修正施行後之規定。
前項以外之專利檔案應依下列規定定期保存：
一、發明專利案除經審定准予專利者保存三十年外，應保存二十年。
二、新型專利案除經處分准予專利者保存十五年外，應保存十年。
三、設計專利案除經審定准予專利者保存二十年外，應保存十五年。
前項專利檔案保存年限，自審定、處分、撤回或視為撤回之日所屬年度之次年首日開始計算。
本法中華民國一百零八年四月十六日修正之條文施行前之專利檔案，其保存年限適用修正施行後之規定。