Check out the requirements below. Fill Out three (3) copies of the Patent Application Form.Chapter covers common issues in patent laws and regulations including enforcement, amendment, licensing, term extension, and prosecution. The Philippine patent application must be presented in either the Filipino or English language. Patent infringement cases may be filed with the IPOPHL as an administrative complaint or with the commercial courts as a civil action. For applicants who are non-residents of the Philippines, they should appoint a Resident Agent or Patent Attorney.