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 codeC09D103/02
Official title
Display labelChemistry & Metallurgy (mapped technology topic)
Total patents182

Filing trend

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

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
201522
201632
201719
201820
201925
202016
20215
202213
202312
20246
202512

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 C09D103/02?
CPC C09D103/02 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
How many patents are filed under CPC C09D103/02 (Chemistry & Metallurgy)?
Our database includes 182 publications tagged with this CPC code.
Is patent activity under CPC C09D103/02 growing?
Publication counts under this code: 6 in 2024 vs 12 in 2025 (latest complete years).