If you need more time, you may request and pay for up to another 6 months, providing the request is made before the date specified in the examiner's report. Initial registration is for 10 years from the filing date. It can be renewed within 12 months before or after its expiry date. Renewal notices are sent out 2 months before the expiry date. Renewal occurs upon receipt of the fee.
Late fees apply if renewal occurs after the expiry date.
The registration can be renewed indefinitely.