What is CPC F21S43/10?

CPC F21S43/10 is the Cooperative Patent Classification code for “characterised by the light source.”

How many patents are filed under CPC F21S43/10 (characterised by the light source)?

Our database includes 78 publications tagged with this CPC code.

Publication counts under this code: 8 in 2024 vs 10 in 2025 (latest complete years).

characterised by the light source · Cooperative Patent Classification (CPC)

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

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	F21S43/10
Official title	characterised by the light source
Display label	characterised by the light source
Total patents	78

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

Filing activity over the last five years is growing.

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

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

What is CPC F21S43/10?: CPC F21S43/10 is the Cooperative Patent Classification code for “characterised by the light source.”
How many patents are filed under CPC F21S43/10 (characterised by the light source)?: Our database includes 78 publications tagged with this CPC code.
Is patent activity under CPC F21S43/10 growing?: Publication counts under this code: 8 in 2024 vs 10 in 2025 (latest complete years).