TY - GEN T1 - 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 on January 1, 1994). ID - 20211 KW - Copyright KW - Patents. KW - Intellectual property. KW - PCT : COOPERATION TREATY KW - PCT : REGULATIONS SN - 9280503561 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 on January 1, 1994). ER -