Compounds containing metals of Groups 4 to 10 or of Groups 14 to 16 of the Periodic Table

Compounds containing metals of Groups 4 to 10 or of Groups 14 to 16 of the Periodic Table · 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 codeC08K3/11
Official titleCompounds containing metals of Groups 4 to 10 or of Groups 14 to 16 of the Periodic Table
Display labelCompounds containing metals of Groups 4 to 10 or of Groups 14 to 16 of the Periodic Table
Total patents333

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
20157
20169
201711
201813
201930
202047
202142
202246
202349
202443
202529
20267

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 C08K3/11?
CPC C08K3/11 is the Cooperative Patent Classification code for “Compounds containing metals of Groups 4 to 10 or of Groups 14 to 16 of the Periodic Table.”
How many patents are filed under CPC C08K3/11 (Compounds containing metals of Groups 4 to 10 or of Groups 14 to 16 of the Periodic Table)?
Our database includes 333 publications tagged with this CPC code.
Is patent activity under CPC C08K3/11 growing?
Publication counts under this code: 43 in 2024 vs 29 in 2025 (latest complete years).