Patent Examination and Pre-Grant Opposition are independent processes, says the Delhi High Court In an appeal filed by Novartis from the decision of a Single Judge, the Division Bench of the Delhi High  Court considered if a pre-grant opponent would have the right to participate and get a hearing with respect to amendments made by the patent applicant based on directions of the Controller of Patents. The pre-grant oppositions in the case were filed by NATCO and several others, and…