Why should 20 years patent given, while most are able to recover the costs within lesser period.Government of India , need to lower the duration of patent of 20 years and fix the duration on a case by case basis depending upon the amount of money spent in R&D and the time taken to recover the investment.Pencilin was discovered for public welfare and for free usage by the public, surprised some companies even now protect by patent the manufacturing process of pencillin.People first MNC last