Administrative Instructions under the Patent Cooperation Treaty
Section 115
Indications of States, Territories and Intergovernmental Organizations
The indication of a State, territory or intergovernmental organization shall be made either by its full name, by a generally accepted short title which, if the indications are in English or French, shall be as appears in WIPO Standard ST.3 (Recommended Standard Two-Letter Code for the Representation of Countries, and of Other Entities and International Organizations Issuing or Registering Industrial Property Titles), or by the two-letter code as appears in that Standard.3