Patent attorneys are professionals in the preparation and filing of patent applications and representing clients in court for patent-related issues such as violations, licences and reviews. Patent Searches, Patent Drafting, Patent Application Filing, Publication of Patent Application, Examination, Grant of Patent, PCT National Phase Filing, and Compulsory Licensing are all phases of Biswajit Sarkar Advocates' Patenting Process. An interested individual can apply for Compulsory Licensing of a patent through their Patent Attorney India on defined reasons and only after the patent has been granted for three years.