In addition to the various forms required to be filed at the time of filing the patent application, the applicant is also required to deposit the new strain of a microorganism if used in the invention disclosed in the patent specification, in a recognized depository which assigns a registration number to the deposited microorganism, before filing for the patent application. This number needs to be quoted in the patent application. There is an International Depository Authority in India located at Chandigarh which is known as Institute of Microbial Technology (IMTECH).