Measurement of colour; Colour measuring devices, e.g. colorimeters (measuring colour temperature G01J5/60)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Measurement of colour; Colour measuring devices, e.g. colorimeters

CPC: Measurement of colour; Colour measuring devices, e.g. colorimeters (measuring colour temperature G01J5/60)

Full Title

Full titles differ between systems:

IPC:

Spectrometry; Spectrophotometry; Monochromators; Measuring colours > Measurement of colour; Colour measuring devices, e.g. colorimeters

CPC:

Spectrometry; Spectrophotometry; Monochromators; Measuring colours > Measurement of colour; Colour measuring devices, e.g. colorimeters (measuring colour temperature G01J5/60)

CPC subdivides this area 5x more granularly than IPC with 7 additional codes.

7 codes are CPC-only extensions.

Note: 3 CPC extensions are marked as secondary classification only.

Child Classifications

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G01J 2003/466 2nd only CPC only CPC only
G01J 2003/467 2nd only CPC only CPC only
G01J 2003/468 2nd only CPC only CPC only
G01J 3/461 CPC only CPC only
G01J 3/462 CPC only CPC only
G01J 3/463 CPC only CPC only
G01J 3/465 CPC only CPC only
G01J 3/50 using electric radiation detectors +8 CPC IPC+CPC Available in IPC and CPC
G01J 3/52 using colour charts +3 CPC IPC+CPC Available in IPC and CPC