THE PATENTS RULES, 2003
Rule 14

Amendments to specifications

(1) When amendments are made to a provisional or complete specification or any drawing accompanying it, the pages incorporating such amendments shall be retyped and submitted to form a continuous document.

(2) A marked copy clearly identifying the amendments carried out and a statement clearly indicating the portion (page number and line number) of the specification or drawing being amended along with the reason shall also be filed.

(3) Amendments shall not be made by slips pasted on, or as footnotes or by writing in the margin of any of the said documents.

(4) When a retyped page or pages incorporating amendments are submitted, the corresponding earlier page shall be deemed to have been superseded and cancelled by the applicant.