<xsd:annotation>
<xsd:documentation>Two-letter alphabetic codes which represent intergovernmental organizations (IGOs) the legislation of which provides for the
protection of industrial property rights or which organizations are acting in the framework of a treaty in the field of industrial
property. The list of IGOs is based on WIPO ST.3 and is not exhaustive.</xsd:documentation>
</xsd:annotation>
<xsd:restriction base="xsd:token">
<xsd:enumeration value="AP">
<xsd:annotation>
<xsd:documentation> African Regional Intellectual Property Organization (ARIPO) </xsd:documentation>
</xsd:annotation>
<xsd:enumeration value="BX">
<xsd:annotation>
<xsd:documentation>Benelux Office for Intellectual Property (BOIP)</xsd:documentation>
</xsd:annotation>
</xsd:enumeration>
<xsd:enumeration value="EM">
<xsd:annotation>
<xsd:documentation>European Union Intellectual Property Office (EUIPO)</xsd:documentation>
</xsd:annotation>
</xsd:enumeration>
<xsd:enumeration value="EA">
<xsd:annotation>
<xsd:documentation>Eurasian Patent Office (EAPO)</xsd:documentation>
</xsd:annotation>
<xsd:enumeration value="EP">
<xsd:annotation>
<xsd:documentation>European Patent Office (EPO)</xsd:documentation>
</xsd:annotation>
<xsd:enumeration value="OA">
<xsd:annotation>
<xsd:documentation>African Intellectual Property Organization (OAPI)</xsd:documentation>
</xsd:annotation>
</xsd:enumeration>
<xsd:enumeration value="QO">
<xsd:annotation>
<xsd:documentation>Unspecified Intergovernmental Organization (IGO)</xsd:documentation>
</xsd:annotation>
<xsd:enumeration value="WO">
<xsd:annotation>
<xsd:documentation>International Bureau of WIPO (WIPO)</xsd:documentation>
</xsd:annotation>
</xsd:restriction>