Section 46 of The Patents Act, 1970 View Chapter 8

Form, extent and effect of patent.

(1) Every patent shall be in the prescribed form and shall have effect throughout India.

(2) A patent shall be granted for one invention only:

Provided that it shall not be competent for any person in a suit or other proceeding to take any objection to a patent on the ground that it has been granted for more than one invention.