Grace period for .pr.pro domain name?
In accordance with ICANN, Generic Top Level Domains (gTLD) have a 40 day "Grace period" in which a domain name can be renewed without incurring an additional fee. Its important to note however that cpr144449003101 your domain will no longer resolve on the day it expires.
After the 40 day grace period, there is a 30 day "Redemption Period" in which you can renew your domain name for an additional $150 USD.