Section 65 of the Indian Patents Act
Section 65 of the Indian Patents Act 1970 is about Revocation of patent or amendment of complete specification on directions from Government in cases relating to atomic energy. It is under CHAPTER XII of the Act. CHAPTER XII is titled SURRENDER AND REVOCATION OF PATENTS.
(1)Where at any time after grant of a patent, the Central Government is satisfied that a patent is for an invention relating to atomic energy for which no patent can be granted under sub-section (1) of section 20 of the Atomic Energy Act, 1962 (33 of 1962), it may direct the Controller to revoke the patent, and thereupon the Controller, after giving notice, to the patentee and every other person whose name has been entered in the register as having an interest in the patent, and after giving them an opportunity of being heard, may revoke the patent.
(2) In any proceedings under sub-section (1), the Controller may allow the patentee to amend the complete specification in such manner as he considers necessary instead of revoking the patent.]
Section 64 Indian Patents Act 1970 (Revocation of Power patents.)