Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table

Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table · Cooperative Patent Classification (CPC)

Textile and paper production, treatment, and products.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeD06M11/38
Official titleOxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table
Display labelOxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table
Total patents91

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
20158
20166
20176
20182
20198
20208
20216
202212
202312
202413
20256
20264

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 D06M11/38?
CPC D06M11/38 is the Cooperative Patent Classification code for “Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table.”
How many patents are filed under CPC D06M11/38 (Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table)?
Our database includes 91 publications tagged with this CPC code.
Is patent activity under CPC D06M11/38 growing?
Publication counts under this code: 13 in 2024 vs 6 in 2025 (latest complete years).