Patent Act Article 67
Post-grant amendment of invention patentThe patentee filing a request to amend the description, claim(s) or drawing(s) of a granted invention patent shall only conduct the following:1. to delete claim(s);2. to narrow down the scope of claim(s);3. to correct errors or translation errors; and4. to clarify ambiguous statement(s).Except for correction of translation errors, a post-grant amendment shall not extend beyond the scope of content disclosed in the description, claim(s), or drawing(s) as filed.For a patent application for invention filed by submitting the description, claim(s), and drawing(s) in a foreign language pursuant to Paragraph 3 of Article 25, the correction of translation errors shall not extend beyond the scope of content disclosed in the original foreign language documents as filed.A post-grant amendment shall not substantially enlarge or alter the scope of the claim(s) as published.
中文原文 專利法第67條
發明專利權人申請更正專利說明書、申請專利範圍或圖式，僅得就下列事項為之：
一、請求項之刪除。
二、申請專利範圍之減縮。
三、誤記或誤譯之訂正。
四、不明瞭記載之釋明。
更正，除誤譯之訂正外，不得超出申請時說明書、申請專利範圍或圖式所揭露之範圍。
依第二十五條第三項規定，說明書、申請專利範圍及圖式以外文本提出者，其誤譯之訂正，不得超出申請時外文本所揭露之範圍。
更正，不得實質擴大或變更公告時之申請專利範圍。
一、請求項之刪除。
二、申請專利範圍之減縮。
三、誤記或誤譯之訂正。
四、不明瞭記載之釋明。
更正，除誤譯之訂正外，不得超出申請時說明書、申請專利範圍或圖式所揭露之範圍。
依第二十五條第三項規定，說明書、申請專利範圍及圖式以外文本提出者，其誤譯之訂正，不得超出申請時外文本所揭露之範圍。
更正，不得實質擴大或變更公告時之申請專利範圍。