CPC Main Group
F21V 25/00 Safety devices structurally associated with lighting devices (gas- tight or water-tight arrangements F21V31/00; in general F16P; protective circuit arrangements per se H02H7/00)
Filing statistics
CPC F21V 25/00 belongs to the parent subclass F21V, which recorded 193,056 patent applications worldwide between 2013 and 2023. Annual filings declined from 15,472 in 2013 to 11,369 in 2023 (-27%), peaking at 23,632 applications in 2017. The most active applicants in class F21 are VALEO VISION (2,820 applications), SIGNIFY HOLDING (2,374 applications) and KOITO MANUFACTURING COMPANY (1,890 applications).
Source: EPO PATSTAT, worldwide filings
3 direct subcodes
Child Classifications
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- F21V 25/02 coming into action when lighting device is disturbed, dismounted, or broken
- F21V 25/10 coming into action when lighting device is overloaded, e.g. thermal switch
- F21V 25/12 Flameproof or explosion-proof arrangements
Top Applicants
Top 10 applicants by patent filingsfor 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