18 According to the R.O.C. Patent Act, which of the following is a possible reason for obtaining patentterm extension?
(A) The issue of a patent is delayed by certain failures of the Specific Patent Agency to take timely action during the patent application’s pendency.
(B) Exploitation of the invention patent involving an agrichemical needs regulatory approval in accordance with other laws and regulations.
(C) Invention patentee has suffered loss as a result of civil commotion in the R.O.C.
(D) Exploitation of the invention patent involving a medical device needs premarket regulatory review.