Home1998 Treaties and Agreements ...Japan (98-620) – Protocol Extending the Agreement of June 20, 1988, as Extended, on Cooperation in Research and Development in Science and Technology hide Japan (98-620) – Protocol Extending the Agreement of June 20, 1988, as Extended, on Cooperation in Research and Development in Science and Technology TIAS Office of Treaty Affairs June 20, 1998 Scientific and Technological Cooperation Protocol signed at Washington June 16, 1998; entered into force June 20, 1998 (98 620 [830 KB]). Protocol signed at Washington March 19, 1999; entered into force March 20, 1999. Protocol signed at Washington May 19, 1999; entered into force May 20, 1999. Protocol signed at Washington July 19, 2004; entered into force July 20, 2004. Protocol amending and extending the agreement, signed at Washington July 16, 1999; entered into force July 20, 1999. Download attachment [830 KB] Tags International Law, Treaties, and Agreements Japan Science and Technology