The documents listed below are prior versions of PCT EDI documents provided for reference only:

  • PCT Minimal Specification for Transmitting Documents to the IB v1.9 [ DOC] [ PDF]
  • PCT Minimal Specification for Transmitting Documents to the IB v2.4 [ DOC] [ PDF]
  • PCT Minimal Specification for Transmitting Documents to the IB v2.5 [ DOC] [ PDF]
  • PCT Minimal Specification for Transmitting Documents to the IB v2.7 [ DOC] [ PDF]
  • PCT Data Format Specifications for the Collection of PCT National Phase Information v2.9 [ DOC] [ PDF] [ DTD] (superceded)

Minimal Specifications:

  • Version 2.7 should be used for all transfers specified since August 2, 2006 (note the updates from version 2.6 mainly comprise typographical corrections).
  • Version 2.6 should  be used for all transfers specified since January 1, 2006.
  • Version 2.5 remains as a reference. 
  • Version 2.4 remains as a reference.
  • Version 1.9 remains as a reference for transfers agreed and specified prior to October 7, 2005.