Patents granted in the Philippines are enforceable only within the Philippines based on the principle of territoriality. Check out the requirements below.Fill Out three (3) copies of the Patent Application Form. As such, a Philippine patent holder cannot sue for infringement for acts committed outside the Philippines. Patent infringement cases may be filed with the IPOPHL as an administrative complaint or with the commercial courts as a civil action. The first step in securing a patent is the filing of a patent application. Many patent offices provide a specific form to fill in. Patent applicants have a new option for their choice of an International Searching Authority (ISA) and International Preliminary Examining Authority (IPEA) Three (3) filled out copies of the Patent Application Form. Patent infringement abatement insurance is included within "legal services insurance" under N.Y. Ins.