Can a renewal application be filed post the date of expiry of such trademark?

The renewal application can be filed up to 6 months after the date of expiry of such trademark along with payment of applicable late fees/ Surcharge.

In case an application is not made within 6 months from the expiry of any Trademark, such a trademark is liable to be removed from the Trademark registry. The trademark holder can apply for restoration of the Trademark with prescribed fees up to 1 Year from the date of such expiry.