The Patents Rules,2003
Section 63. Determination of costs
1[Determination of costs. (1) If the patentee notifies the Controller that he desires to withdraw the patent after notice of opposition is given, the Controller, depending on the merits of the case, may decide whether costs should be awarded to the opponent.]
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1. Substituted by the Patents (Amdt.) Rules,2005, w.e.f. 1-1-2005.