Electrode membranes

Electrode membranes · 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 codeC12Q1/002
Official title{Electrode membranes}
Display labelElectrode membranes
Total patents192

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
201514
201616
201727
201817
201914
202021
202113
202225
202311
202413
202510
202611

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 C12Q1/002?
CPC C12Q1/002 is the Cooperative Patent Classification code for “Electrode membranes.”
How many patents are filed under CPC C12Q1/002 (Electrode membranes)?
Our database includes 192 publications tagged with this CPC code.
Is patent activity under CPC C12Q1/002 growing?
Publication counts under this code: 13 in 2024 vs 10 in 2025 (latest complete years).