A patent can be revoked in the following cases:

  •  If patentee fails to comply with the request of the Central Government to make, use or exercise patented invention for the purposes of the Government;
  • If patent is not reasonable worked within 2 years after compulsory licensing;
  • Central Government can revoke a patent if it is exercised in mischievous mode to the State or is generally prejudicial to the public interest.
  • Central Government can also revoke the patent in the interest of security of India.