Section 154 of the Indian Patents Act 1970
Section 154 of the Indian Patents Act 1970 is about Loss or destruction of patents. It is under CHAPTER XXIII of the Act. CHAPTER XXIII is titled MISCELLANEOUS.
Loss or destruction of patents
If a patent is lost or destroyed, or its non-production is accounted for to the satisfaction of the controller, the Controller may at any time, on application made in the prescribed manner and on payment of the prescribed fee, cause a duplicate thereof to be sealed and delivered to the applicant.
See also:
Section 153 Indian Patents Act 1970 (Information relating to patents)