Home1993 Treaties and Agreements ...Philippines (93-406) – Agreement concerning Protection and Enforcement of Intellectual Property Rights hide Philippines (93-406) – Agreement concerning Protection and Enforcement of Intellectual Property Rights TIAS Office of Treaty Affairs April 6, 1993 Intellectual Property Agreement effected by exchange of letters at Manila and Washington April 6, 1993; entered into force April 6, 1993. With agreed minutes. Download Agreement [9 MB] Tags Agreements Intellectual Property Philippines Treaties Treaties and International Agreements