The following must be disclosed when submitting patent information.
A) New Drug application number B) Name of new drug application sponsor C) Trade name (or proposed trade name) of new drug D) Active ingredient(s) of new drug E) Strength(s) of new drug F) Dosage form of new drug G) United States patent number, issue date, and expiration date of patent submitted H) The patent owner's name, full address, phone number and, if available, fax number and e-mail address I) The name, full address, phone number and, if available, fax number and e-mail address of an agent or representative who resides or maintains a place of business within the United States authorized to receive notice of patent certification under sections 505(b)(3) and 505(j)(2)(B) of the act and §§314.52 and 314.95V J) Information on whether the patent has been submitted previously for the new drug application K) Information on whether the expiration date is a new expiration date if the patent had been submitted previously for listing L) Information on whether the patent is a product-by-process patent in which the product claimed is novel M) Information on the drug substance (active ingredient) patent N) Information on the drug product (composition/formulation) patent O) Information on each method-of-use patent P) Whether there are no relevant patents that claim the drug substance (active ingredient), drug product (formulation or composition) or method(s) of use, for which the applicant is seeking approval and with respect to which a claim of patent infringement could reasonably be asserted if a person not licensed by the owner of the patent engaged in the manufacture, use, or sale of the drug product Q) Signed verification R) Information on whether the applicant, patent owner or attorney, agent, representative or other authorized official signed the form; the name of the person; and the full address, phone number and, if available, the fax number and e-mail address
CTD is related to 314.53 as CTD is the format the NDA application should be submitted and this particular section is information that is included in the NDA application.
Source:
https://via.hypothes.is/https://via.hypothes.is/http://www.ecfr.gov/cgi-bin/text-idx?SID=7f94804791c87afdb06ef4e078b3199c&mc=true&node=pt21.5.314&rgn=div5#se21.5.314153