TY - GEN ED - World Intellectual Property Organization. TI - Patent Cooperation Treaty (PCT): done at Washington on June 19, 1970, amended on September 28, 1979, and modified on February 3, 1984 and Regulations under the PCT (as in force from January 1, 1994) T2 - WIPO Publication SN - 9280503561 U1 - 341.7586026 22 PY - 1995/// CY - Geneva PB - World Intellectual Property Organization KW - BUEsh KW - Patents (International law) KW - GGEN KW - December2017 ER -