(1) A dissenter may notify the corporation in writing of his own estimate of the fair value of his shares and amount of interest due, and demand payment of his estimate (less any payment under KRS 271B.13-250), or reject the corporation's offer under KRS 271B.13-270 and demand payment of the fair value of his shares and interest due, if:
(a) The dissenter believes that the amount paid under KRS 271B.13-250 or offered under KRS 271B.13-270 is less than the fair value of his shares or that the interest due is incorrectly calculated;
(b) The corporation fails to make payment under KRS 271B.13-250 within sixty (60) days after the date set for demanding payment; or (c) The corporation, having failed to take the proposed action, does not return the deposited certificates or release the transfer restrictions imposed on uncertificated shares within sixty (60) days after the date set for demanding payment.
(2) A dissenter waives his right to demand payment under this section unless he shall notify the corporation of his demand in writing under subsection (1) of this section within thirty (30) days after the corporation made or offered payment for his shares.