The evergreening of patents is when a farmer company uses a small tweak to keep its patent monopoly. This delays the entry of generic drugs that can drive the price down. India wanted to distinguish real innovation from trivial tweaks, so companies trying to evergreen their drugs patent don't have it easy.
In today’s episode for 7th December 2022, we explain how the ‘evergreening’ of patents created a hurdle in India’s Free Trade Agreement with the UK.