問題詳情
6 If a patent is ________ by the TIPO or a competent court, it is treated as never having existed.Choose the one word that best completes the above sentence:
(A) distinguished
(B) expired
(C) revoked
(D) terminated
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)