Chemistry & Metallurgy

Chemistry & Metallurgy · 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 codeC03C17/366
Official title
Display labelChemistry & Metallurgy (mapped technology topic)
Total patents948

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
201578
2016107
2017105
2018101
2019129
2020109
202166
202278
202352
202455
202554
202614

Representative patents

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

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Frequently asked questions

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

What is CPC C03C17/366?
CPC C03C17/366 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
How many patents are filed under CPC C03C17/366 (Chemistry & Metallurgy)?
Our database includes 948 publications tagged with this CPC code.
Is patent activity under CPC C03C17/366 growing?
Publication counts under this code: 55 in 2024 vs 54 in 2025 (latest complete years).