DIFF Subgroup
F21S 41/10 characterised by the light source
Introduced: January 2018
Full Title
Full titles differ between systems:
IPC:
Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps > characterised by the light source
CPC:
Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00) > characterised by the light source
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2018.
Child Classifications
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- F21S 41/14 characterised by the type of light source since 2018 +1 CPC IPC+CPC Available in IPC and CPC
- F21S 41/19 Attachment of light sources or lamp holders (achieving variable light distribution by movable light sources F21S41/657) since 2018 +4 CPC IPC+CPC Available in IPC and CPC