15 According to Taiwan Patent Act, on the aspects of patent prosecution or patent assertion, the utility model patent may be distinguished from the invention patent. Which of the following statements is true?
(A) An application of utility model patent should be published by Taiwan Intellectual Property Office no latter than 18 months from the filing date.
(B) After finding potential infringing activities, the patentee of the utility model patent is entitled to send the cease and desist letter to the suspected specific party, even though the patentee has not requested a technical evaluation report on the patent concerned.
(C) The provisions on compulsory licensing are not applied mutatis mutandis to the utility model patents.
(D) Subject to the filing date of the original application, an application of utility model patent may be converted to an application of invention patent.