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 codeC09D7/63
Official title
Display labelChemistry & Metallurgy (mapped technology topic)
Total patents3,799

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
2015156
2016197
2017231
2018277
2019387
2020344
2021353
2022428
2023424
2024439
2025445
2026118

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 C09D7/63?
CPC C09D7/63 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
How many patents are filed under CPC C09D7/63 (Chemistry & Metallurgy)?
Our database includes 3,799 publications tagged with this CPC code.
Is patent activity under CPC C09D7/63 growing?
Publication counts under this code: 439 in 2024 vs 445 in 2025 (latest complete years).