India- What constitutes ‘therapeutic efficacy’ when determining patentability of ‘new forms of known substances’

The Delhi High Court recently rendered a significant decision clarifying the concept of enhanced therapeutic efficacy, when determining the patentability of new forms of known substances. The case involved an appeal by the patent applicant challenging the rejection of their patent application under Section 3(d) of the Patents Act, 1970 (as amended) (the ‘Act’). Section […]