The document discusses the history and evolution of patent law in India from 1856 to the present. Key developments include the first patent legislation in 1856, amendments in 1857 and 1859, consolidation of laws in 1888, establishment of the Controller of Patents in 1911, recommendations of committees in 1949 and 1957 that led to the Patents Act of 1970, and India's adoption of international treaties and organizations related to intellectual property including TRIPS in 1994.