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. For more information, or to file a complaint, please contact the Title VI Coordinator at (602) 254-6300. Patent infringement cases may be filed with the IPOPHL as an administrative complaint or with the commercial courts as a civil action. The Philippine patent application must be presented in either the Filipino or English language.