The Indian Patents and Designs Act, 1911 was formulated as the right given to inventors for first time independently. The law made by the Britishers was in force in India. And it continued till date. Patents are the most important field in Intellectual Property Rights. From past years the pharmaceutical companies after taking a lead and this resulted in the rise for the drugs to be patented. But everything has pros and cones. Similarly, the need for the medicines to be patented there arises the need to elaborate the concept of patent law. Patent analysis is a well-known valuable approach that uses patent data to derive information about growth in a particular technology and for planning technology development strategies. Such analysis is also a useful way of examining continuous flow of knowledge from science to technology particularly for emerging technologies where no historic data is available.