Compositions comprising 1,1-difluoroethene (r-1132a)
US-2019353411-A1 · Nov 21, 2019 · US
Water-soluble compounds
Water-soluble compounds · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C11D7/04 |
| Official title | Water-soluble compounds |
| Display label | Water-soluble compounds |
| Total patents | 197 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 17 |
| 2017 | 20 |
| 2018 | 8 |
| 2019 | 27 |
| 2020 | 24 |
| 2021 | 18 |
| 2022 | 12 |
| 2023 | 19 |
| 2024 | 23 |
| 2025 | 13 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Clean toilet and accessories
US-2019063054-A1 · Feb 28, 2019 · US
Composition, composition reservoir, and method for producing composition
US-2019062159-A1 · Feb 28, 2019 · US
Semiconductor element cleaning solution that suppresses damage to tantalum-containing materials, and cleaning method using same
US-10160938-B2 · Dec 25, 2018 · US
Removal composition for selectively removing hard mask and methods thereof
US-10005991-B2 · Jun 26, 2018 · US
Systems and Methods for Generating a Conductive Liquid Comprising Deionized Water with Ammonia Gas Dissolved Therein
US-2018133665-A1 · May 17, 2018 · US
Bioactive materials
US-2018127685-A1 · May 10, 2018 · US
Bioactive materials
US-2018127686-A1 · May 10, 2018 · US
Stable percarboxylic acid compositions and uses thereof
US-9902627-B2 · Feb 27, 2018 · US
Compositions comprising 1,1-difluoroethene (r-1132a)
US-2018038619-A1 · Feb 8, 2018 · US
Method of cleaning residual pesticide from an agricultural vessel
US-2018002644-A1 · Jan 4, 2018 · US
Compositions comprising 1,1-difluoroethene (R-1132A)
US-9835365-B2 · Dec 5, 2017 · US
Water-Soluble Unit Dose Article Comprising A Powder Composition
US-2017342355-A1 · Nov 30, 2017 · US
Method for removing target object
US-9796925-B2 · Oct 24, 2017 · US
Process for treating fluid
US-9789448-B2 · Oct 17, 2017 · US
Semiconductor element cleaning solution that suppresses damage to tungsten-containing materials, and method for cleaning semiconductor element using same
US-2017278701-A1 · Sep 28, 2017 · US
Compositions for cleaning III-V semiconductor materials and methods of using same
US-9765288-B2 · Sep 19, 2017 · US
Diluted solution production method and diluted solution production apparatus
US-2017259234-A1 · Sep 14, 2017 · US
Semiconductor element cleaning solution that suppresses damage to cobalt, and method for cleaning semiconductor element using same
US-2017240850-A1 · Aug 24, 2017 · US
Semiconductor element cleaning solution that suppresses damage to tantalum-containing materials, and cleaning method using same
US-2017233687-A1 · Aug 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C11D7/04?
- CPC C11D7/04 is the Cooperative Patent Classification code for “Water-soluble compounds.”
- How many patents are filed under CPC C11D7/04 (Water-soluble compounds)?
- Our database includes 197 publications tagged with this CPC code.
- Is patent activity under CPC C11D7/04 growing?
- Publication counts under this code: 23 in 2024 vs 13 in 2025 (latest complete years).