law: Trade Marks Act, 1999  
  141. Certificate of validity.- 
  If in any legal proceeding for rectification
  
  of the register before the Appellate Board a decision is on contest given in
  
  favor of the registered proprietor of the trade mark on the issue as to the
  
  validity of the registration of the trade mark, the Appellate Board may grant a
  
  certificate to that effect, and if such a certificate is grant, then, in nay
  
  subsequent legal proceeding in which the said validity comes into question the
  
  said proprietor on obtaining a final order or judgment in his favor affirming
  
  validity of the registration of the trade mark shall, unless the said final
  
  order or judgment for sufficient reason directs otherwise, be entitled to his
  
  full cost charges and expenses as between legal practitioner and client.