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 codeC07C69/28
Official title
Display labelChemistry & Metallurgy (mapped technology topic)
Total patents93

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
201515
201612
20178
20186
20196
20208
20219
20228
20235
20246
20259
20261

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 C07C69/28?
CPC C07C69/28 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
How many patents are filed under CPC C07C69/28 (Chemistry & Metallurgy)?
Our database includes 93 publications tagged with this CPC code.
Is patent activity under CPC C07C69/28 growing?
Publication counts under this code: 6 in 2024 vs 9 in 2025 (latest complete years).