Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency

Introduced: September 1968

Of 13 combined children, 12 exist in both systems.

1 codes are CPC-only extensions.

4 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2000.

Child Classifications

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G07D 7/003 +2 CPC CPC only CPC only
G07D 7/004 using digital security elements, e.g. information coded on a magnetic thread or strip since 2016 IPC+CPC Available in IPC and CPC
G07D 7/005 Testing security markings invisible to the naked eye, e.g. verifying thickened lines or unobtrusive markings or alterations since 2016 +3 CPC IPC+CPC Available in IPC and CPC
G07D 7/01 Testing electronic circuits therein since 2016 IPC+CPC Available in IPC and CPC
G07D 7/02 Testing electrical properties of the materials thereof (G07D7/01 takes precedence) since 2000 IPC+CPC Available in IPC and CPC
G07D 7/04 Testing magnetic properties of the materials thereof, e.g. by detection of magnetic imprint (G07D7/01 takes precedence) since 2000 IPC+CPC Available in IPC and CPC
G07D 7/06 using wave or particle radiation since 2000 IPC+CPC Available in IPC and CPC
G07D 7/14 using chemical means since 2000 IPC+CPC Available in IPC and CPC
G07D 7/15 using heating means since 2016 IPC+CPC Available in IPC and CPC
G07D 7/16 Testing the dimensions since 2000 IPC+CPC Available in IPC and CPC
G07D 7/17 Apparatus characterised by positioning means or by means responsive to positioning since 2016 IPC+CPC Available in IPC and CPC
G07D 7/181 Testing mechanical properties or condition, e.g. wear or tear (G07D7/16 takes precedence) since 2016 IPC+CPC Available in IPC and CPC
G07D 7/20 Testing patterns thereon (G07D7/004, G07D7/005 take precedence) since 2000 +3 CPC IPC+CPC Available in IPC and CPC