13 According to the R.O.C. Patent Act, which of the following statements about depositing biologicalmaterials of filing patent applications for invention involving biological materials or utilization of biological materials is correct?
(A) When filing patent applications for inventions concerning biological materials or utilization of biological materials, the applicants shall, no later than the filing date, make deposits of the biological materials with domestic depositories designated by the Taiwan Intellectual Property Office.
(B) Applicants should, within six months after the filing dates of patent applications, submit to the Taiwan Intellectual Property Office certificates of deposit, indicating the depositories, dates of deposit and deposit numbers.
(C) If the required documents are not submitted within the specified time period, the deposits should also be deemed to have been made.
(D) No deposits are required even if the biological materials involved cannot be easily obtained by people ordinarily skilled in the art.