Trademarks in Pakistan can be filed for a single class only. Multi class trade mark applications cannot be filed.The Main Functions of Trade Mark Registry​​ Search before filing of Application (Rule 87). Filing of Application (Under section 22) . This page is to assist clients in acquiring information about trademark law in Pakistan. In Pakistan, registration and protection of trademarks is regulated under the Trademarks Ordinance, 2001 and it extends to whole of Pakistan. Under Section 73 of the Ordinance, you (or a party you authorize) must begin using the mark within five years of your mark's registration with the registry. Ordinarily a trademark in Pakistan can be filed (on form TM-1(single class application) only. Law School. Jurisdictions. Use this tool to find out where to take your CLEP exam.