law: Trade Marks Act, 1999  
  23. Registration .- 
  (1) Subject to the provisions of section 19,
  
  when an application for registration of a trade mark has been accepted and
  
  either- 
  (a) the application
  
  has not been opposed and the time for notice of opposition has expired, or
  (b) the application
  
  has been opposed and the opposition has been decided in favor of the applicant.
  
  
  The registrar shall, unless the Central
  
  Government otherwise directs, register the said trade mark and the trade mark
  
  when registered shall be registered as of the date of the making of the said
  
  application and that date shall, subject to the provisions of section 154, be
  
  deemed to be the date of registration.
  (2) On the registration of a trade mark, the
  
  Registration shall issue to the applicant a certificate in the prescribed form
  
  of the registration thereof, sealed with the seal of the Trade Marks Registry.
  (3) Where registration of a trade mark, is not
  
  completed within twelve months from the date of application by reason of
  
  default on the part of the applicant, the Registrar may, after notice to the
  
  applicant in the prescribed manner, treat the application as abandoned unless
  
  it is completed within the time specified in that behalf in the notice.
  (4) The Registrar may amend the register a
  
  certificate of registration for the purpose of correcting a clerical error or
  
  an obvious mistake.