mere discovery of a new form of a known substance which does not result in the enhancement of the known efficacy of that substance or the mere discovery of any new property or new use for a known substance or of the mere use of a known process, machine or apparatus unless such known process results in a new product or employs at least one new reactant cannot be given patent protection

Example of its implementation

  • In 2013, Swiss pharma giant, Novartis, was denied the patent for a new version of its cancer drug - Gleevec/Glivec.
    • They claimed that the new version could be more easily absorbed into the bloodstream - saving more lives.

Sources