Clay blocking additives for gypsum compositions
US-2023303444-A1 · Sep 28, 2023 · US
containing polyether side chains
containing polyether side chains · 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 | C04B24/2658 |
| Official title | {containing polyether side chains} |
| Display label | containing polyether side chains |
| Total patents | 72 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 10 |
| 2017 | 10 |
| 2018 | 8 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 11 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Admixture composition to improve strength of cement cured products
US-11472739-B2 · Oct 18, 2022 · US
Additive for hydraulically setting compositions
US-11377392-B2 · Jul 5, 2022 · US
High water reduction powder preparation for dry mortar
US-2022185732-A1 · Jun 16, 2022 · US
Rheology modifier for geopolymer foam formulations
US-2022119311-A1 · Apr 21, 2022 · US
Comb polymers as blocking additives for swelling clays
US-2022033306-A1 · Feb 3, 2022 · US
Functionalized Polyacrylate Polymer Compositions
US-2021292552-A1 · Sep 23, 2021 · US
Production of dispersants by nitroxide-mediated solution polymerization
US-2021261711-A1 · Aug 26, 2021 · US
Copolymers having a gradient structure
US-11066330-B2 · Jul 20, 2021 · US
Production of dispersants by nitroxide-mediated solution polymerization
US-11028213-B2 · Jun 8, 2021 · US
Method of reducing stickiness of cementitious compositions
US-2021147293-A1 · May 20, 2021 · US
Dispersant for calcium sulphate-based compositions
US-10988415-B2 · Apr 27, 2021 · US
Block copolymers as dispersants for alkali-activated binders
US-10981829-B2 · Apr 20, 2021 · US
Copolymers suitable for plasticizing inorganic binder systems
US-10961152-B2 · Mar 30, 2021 · US
Dispersant for reducing the mixing times of mineral binder systems
US-2021040000-A1 · Feb 11, 2021 · US
Polymer mixtures
US-10906838-B2 · Feb 2, 2021 · US
High solids polycarboxylate synthesis for cement superplasticizers
US-10899666-B2 · Jan 26, 2021 · US
Reducing blister formation in polyurethane cementitious hybrid systems
US-10858289-B2 · Dec 8, 2020 · US
Vinyl-terminated prepolymers having low viscosity and good water solubility
US-10703847-B2 · Jul 7, 2020 · US
Additive containing a superplasticizer and a copolymer
US-10689303-B2 · Jun 23, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B24/2658?
- CPC C04B24/2658 is the Cooperative Patent Classification code for “containing polyether side chains.”
- How many patents are filed under CPC C04B24/2658 (containing polyether side chains)?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC C04B24/2658 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).