F21S NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
Introduced: September 1968
Description
F21S covers stationary and fixed lighting apparatus designed for permanent or semi-permanent installation, including architectural, industrial, and domestic lighting fixtures, as well as specialized lighting systems for vehicle exteriors such as headlights, taillights, and signal lamps. This subclass encompasses the mechanical design, optical elements, heat dissipation, mounting structures, and control systems specific to these non-portable applications. Vehicle lighting devices classified here are those adapted to the exterior of vehicles, while portable or handheld lighting devices fall under related classes. The scope includes both traditional lamp-based systems and modern light-emitting diode (LED) fixtures designed for these fixed-installation contexts.
Additional Content IPC
Glossary
Light source Light sources The entity (e.g. light bulb, fluorescent tube, gas mantle or combustible charge) that generates light for a lighting device.
Application references
Arrangement or adaptation of lighting devices for vehicles Railway light signals Illumination specially adapted for railway points, form signals or gates Adaptation of lighting devices for ships or other waterborne vessels Adaptation of lighting devices for aircraft Road surface pavement lights Illuminated markings for roads , , , , Apparatus for illuminating scene for taking photographs Traffic lights Illuminated signs
Of 15 combined children, 13 exist in both systems.
2 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.
6 shared codes have differing titles between IPC and CPC.
Child Classifications
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- F21S 10/00 Lighting devices or systems producing a varying lighting effect since 2000 +3 CPC IPC+CPC Available in IPC and CPC
- F21S 11/00 Non-electric lighting devices or systems using daylight +2 CPC IPC+CPC Available in IPC and CPC
- F21S 13/00 Non-electric lighting devices or systems employing a point-like light source; Non-electric lighting devices or systems employing a light source of unspecified shape IPC+CPC Available in IPC and CPC
- F21S 15/00 Non-electric lighting devices or systems employing light sources not covered by main groups F21S11/00, F21S13/00 or F21S19/00 IPC+CPC Available in IPC and CPC
- F21S 19/00 Lighting devices or systems employing combinations of electric and non-electric light sources; Replacing or exchanging electric light sources with non-electric light sources or vice versa +1 CPC IPC+CPC Available in IPC and CPC
- F21S 2/00 Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction since 2000 +1 CPC IPC+CPC Available in IPC and CPC
- F21S 2243/00 Manufacturing details of signalling devices specially adapted for vehicle exteriors 2nd only CPC only CPC only
- F21S 4/00 Lighting devices or systems using a string or strip of light sources since 2000 IPC+CPC Available in IPC and CPC
- F21S 41/00 Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00) since 2018 IPC+CPC Available in IPC and CPC
- F21S 43/00 Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights since 2018 +1 CPC IPC+CPC Available in IPC and CPC
- F21S 45/00 Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light since 2018 IPC+CPC Available in IPC and CPC
- F21S 6/00 Lighting devices intended to be free-standing (F21S9/00, F21S10/00, take precedence ) since 2000 +4 CPC IPC+CPC Available in IPC and CPC
- F21S 8/00 Lighting devices intended for fixed installation (F21S9/00, F21S10/00 take precedence; using a string or strip of light sources F21S4/00) since 2000 +3 CPC IPC+CPC Available in IPC and CPC
- F21S 9/00 Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class F21,2013–2023, worldwide · Source: EPO PATSTAT
- PANASONIC INTELLECTUAL PROPERTY 3,883
- VALEO VISION FR 2,797
- KOITO MANUFACTURING COMPANY 2,531
- OPPLE LIGHTING COMPANY 2,343
- SIGNIFY HOLDING NL 2,275
- TOSHIBA LIGHTING & TECHNOLOGY CORPORATION 1,982
- KOITO MANUFACTURING COMPANY JP 1,766
- LG INNOTEK COMPANY KR 1,651
- SUZHOU OPPLE LIGHTING COMPANY 1,633
- MITSUBISHI ELECTRIC CORPORATION 1,591
Top Applicants (CPC)
Class F21,2013–2023, worldwide · Source: EPO PATSTAT
- VALEO VISION FR 2,820
- SIGNIFY HOLDING NL 2,374
- KOITO MANUFACTURING COMPANY JP 1,890
- KOITO MANUFACTURING COMPANY 1,722
- LG INNOTEK COMPANY KR 1,624
- OSRAM DE 1,507
- LG ELECTRONICS KR 1,458
- PANASONIC INTELLECTUAL PROPERTY JP 1,433
- ZUMTOBEL LIGHTING AT 1,349
- PANASONIC INTELLECTUAL PROPERTY 1,275