law: Trade Marks Act, 1999  
  34. Saving for vested rights. – 
  Nothing in this Act shall entitle the
  
  proprietor or a registered user of registered trade mark to interfere with or
  
  restrain the use by any person of a trade mark identical with or nearly
  
  resembling it in relation to goods or services in relation to which that person
  
  or a predecessor in title of his has continuously used that trade mark from a
  
  date prior- 
  (a) to the use of the
  
  first-mentioned trade mark in relation to those goods or services be the
  
  proprietor or a predecessor in title of his, or
  (b) to the date of
  
  registration of the first-mentioned trade mark in respect of those goods or
  
  services in the name of the proprietor of a predecessor in title of his.
  Whichever is the earlier, and the Registrar
  
  shall not refuse (on such use being proved), to register the second mentioned trade
  
  mark by reason only of the registration of the first mentioned trade mark.