Water-insoluble compounds

Water-insoluble compounds · 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 codeC11D3/12
Official titleWater-insoluble compounds
Display labelWater-insoluble compounds
Total patents64

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
201512
20166
201710
201811
20196
20205
20212
20221
20234
20244
20252
20261

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 C11D3/12?
CPC C11D3/12 is the Cooperative Patent Classification code for “Water-insoluble compounds.”
How many patents are filed under CPC C11D3/12 (Water-insoluble compounds)?
Our database includes 64 publications tagged with this CPC code.
Is patent activity under CPC C11D3/12 growing?
Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).