by ultraviolet light

by ultraviolet light · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC03C23/002
Official title{by ultraviolet light}
Display labelby ultraviolet light
Total patents117

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20154
201612
201715
201810
201910
202011
202111
202212
202314
20248
20257
20263

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 C03C23/002?
CPC C03C23/002 is the Cooperative Patent Classification code for “by ultraviolet light.”
How many patents are filed under CPC C03C23/002 (by ultraviolet light)?
Our database includes 117 publications tagged with this CPC code.
Is patent activity under CPC C03C23/002 growing?
Publication counts under this code: 8 in 2024 vs 7 in 2025 (latest complete years).