The document provides instructions for conducting a trademark search on the Indian Patent Office website in 5 steps: 1) Go to the Patent Office website and select the Trademark bar, 2) Click on Public Search, 3) Enter the trademark in the first column, 4) Enter the associated class details in the second column which can be found on a linked page, 5) Press enter to view results. If no similar existing trademarks are found, then the mark is free to use and file for registration.