International Patent Classification (IPC) - Documentation, DTDs and Schemas

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Documentation

IPC Master files specification  (Version 2.1)
Specification of the Scheme file in Word format (Version 1.0)
Specification of the Illustrations file in Word format (Version 1.01)
Specification of the Definitions file in Word format (Version 1.03)
Specification of the Validity file in Word format (Version 2.2)
Specification of RCL file in Word format (Version 2.1)
Specification of Catchword file in Word format (Version 1.01)
Specification of Compilation file in Word format (Version 1.03)
Specification of Fixed Texts file in Word format (Version 1.0)
Specification of Corrigendum file in Word format (Version 1.0)

 

DTDs

DTD for IPC scheme (Version 1-02)
DTD for elayer illustrations (Version 1-01)
DTD for elayer definitions (Version 1-03)
DTD for validity file (Version 1-01)
DTD for concordance list (Version 1-00)
DTD for catchword index  (Version 1-01)
DTD for compilation file (Version 1-03)

 

Schemas

Schema for IPC scheme (Version 1-02)
Schema for elayer illustrations (Version 1-01)
Schema for elayer definitions (Version 1-03)
Schema for validity file (Version 1-01)
Schema for concordance list (Version 1-00)
Schema for catchword index  (Version 1-01)
Schema for compilation file (Version 1-03)
Schema for Common elements (Version 1-02)