What are the Powers of Central Government for the protection of security of India under the Patents Act. 1970?

Section – 15A as inserted by the patents (Amendment) Act, 2002 contains

provisions relating to protection of security of India. This section empowers the Central Government, not to disclose any information relating to any patentable invention or any application relating to the grant of patent, which it consider prejudicial to the interest of the security of India.

The central government has also been empowered to take any action including the revocation of any patent. Which it consider necessary in the interest of security of India.