In the case of Treibacher Industrie AG v. Assistant Controller of Patents, the Delhi High Court set aside the refusal of a patent application for a catalytic oxidation process. It held that the amended claims qualified as a process invention and were within the permissible scope of amendment under Section 59.
Read more about Delhi HC Remands Oxidation Process Patent Rejection, Cites Invalid Section 2(1)(j) and 59 Findings