試題詳解

2 According to the R.O.C. Patent Act, an invention patent right shall become extinguished under certain circumstance(s). Which of the following is not included?
(A) Where the patent term has expired.
(B) Where the patentee has passed away without heirs.
(C) Where the patentee abandoned the patent, and the patentee makes a declaration in writing.
(D) Where the recorded patentee is a dissolved company.