Patent Act Article 66

Prolongation of patent termWhere an invention patentee has suffered loss as a result of a war between ROC and a foreign country, the patentee may request patent term prolongation for five (5) to ten (10) years; only one such prolongation shall be permitted. However, if the patent is owned by a national from the foreign country in war with ROC, such a request shall not be allowed.
中文原文 專利法第66條
發明專利權人因中華民國與外國發生戰事受損失者,得申請延展專利權五年至十年,以一次為限。
但屬於交戰國人之專利權,不得申請延展。

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