In order to maintain the ownership of intellectual property, you are required to renew the application based on the specific timeline given.
Trademark: Life time (Required to renew every 10 years) Patent: 20 years from the filing date subject to annual renewal during its enforcement Industrial Design: 25 years from filing date (Required to renew every 5 years) Copyright: The whole life of the author plus another 50 years after the death of the author.