“a number of patent applications relating to a specific polymorphic form of a known compound have been granted, despite the lack of any data provided in the application with respect to enhanced efficacy… More troublingly, however, are those instances where the patent application not only appeared to clearly fall under one or more of the exclusions contained in Indian patent law, but were also deemed to lack novelty or inventive step in jurisdictions that have much more liberal patentability criteria than India’