law: Patents Act, 1970
  1. Short title, extent and commencement 
  (1) This Act may be called the Patents Act, 1970.
  (2) It extends to the whole of India .
  (3) It shall come into force on such date as the Central
  
  Government may, by notification in the Official Gazette, appoint:
  PROVIDED  that different dates may be appointed for
  
  different provisions of this Act, and any reference in any such provision to
  
  the commencement of this Act shall be construed as a reference to the coming
  
  into force of that provision.