Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00)

Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00) · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF21S41/00
Official titleIlluminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00)
Display labelIlluminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00)
Total patents538

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
201531
201641
201770
201875
2019113
202071
202143
202232
202333
202412
202513
20264

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC F21S41/00?
CPC F21S41/00 is the Cooperative Patent Classification code for “Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00).”
How many patents are filed under CPC F21S41/00 (Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps (reversing lights F21S43/00))?
Our database includes 538 publications tagged with this CPC code.
Is patent activity under CPC F21S41/00 growing?
Publication counts under this code: 12 in 2024 vs 13 in 2025 (latest complete years).