§490:9-512 Amendment of financing statement. (a) Subject to section 490:9-509, a person may add or delete collateral covered by, continue or terminate the effectiveness of, or, subject to subsection (e), otherwise amend the information provided in, a financing statement by filing an amendment that:
(b) Except as otherwise provided in section 490:9-515, the filing of an amendment does not extend the period of effectiveness of the financing statement.
(c) A financing statement that is amended by an amendment that adds collateral is effective as to the added collateral only from the date of the filing of the amendment.
(d) A financing statement that is amended by an amendment that adds a debtor is effective as to the added debtor only from the date of the filing of the amendment.
(e) An amendment is ineffective to the extent it: