containing carbon in the anion, e.g. carbonates

containing carbon in the anion, e.g. carbonates · 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 codeC04B22/10
Official titlecontaining carbon in the anion, e.g. carbonates
Display labelcontaining carbon in the anion, e.g. carbonates
Total patents160

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
201511
201611
201713
20189
201917
202020
202112
202213
20239
202421
202518
20266

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 C04B22/10?
CPC C04B22/10 is the Cooperative Patent Classification code for “containing carbon in the anion, e.g. carbonates.”
How many patents are filed under CPC C04B22/10 (containing carbon in the anion, e.g. carbonates)?
Our database includes 160 publications tagged with this CPC code.
Is patent activity under CPC C04B22/10 growing?
Publication counts under this code: 21 in 2024 vs 18 in 2025 (latest complete years).