Low-molecular-weight composite contamination-resistant additive for well cementing
US-12473483-B1 · Nov 18, 2025 · US
Phosphorus-containing polymers
Phosphorus-containing polymers · 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 | C04B24/243 |
| Official title | {Phosphorus-containing polymers} |
| Display label | Phosphorus-containing polymers |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 3 |
| 2024 | 5 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for the preparation of a calcium silicate hydrate seed composition useful as a hardening accelerator for cementitious compositions
US-2025263341-A1 · Aug 21, 2025 · US
Construction material dry mixes containing solid vinyl ester resins
US-2025223225-A1 · Jul 10, 2025 · US
Additive or sealing composition for cementitous compositions, cementitious composition, methods of manufacturing the same, and methods of preparing a cementitious structure and treating a surface thereof
US-2025171370-A1 · May 29, 2025 · US
Surface retarder formulation and method for replicating an acid etch or sand blast aspect on cementitious material
US-2025091963-A1 · Mar 20, 2025 · US
Surface retarder formulation and method for replicating an acid etch or sand blast aspect on cementitious material
US-12187653-B2 · Jan 7, 2025 · US
Cement dispersant comprising a naphthalenesulfonic acid polycondensate and at least one of a phosphorylated polycondensate and a polycarboxylate ether, and construction composition
US-2024286955-A1 · Aug 29, 2024 · US
In-situ polyphosphazene generation in cement for improved elastic properties
US-11981601-B2 · May 14, 2024 · US
Low carbon concrete composition and a method to produce a low carbon concrete composition
US-2024116815-A1 · Apr 11, 2024 · US
Downhole tools containing ductile cementing materials
US-11927069-B2 · Mar 12, 2024 · US
Early strength slag-based cementitious binder
US-2024018046-A1 · Jan 18, 2024 · US
Downhole tools containing ductile cementing materials
US-11492866-B2 · Nov 8, 2022 · US
In-situ polyphosphazene generation in cement for improved elastic properties
US-2022212989-A1 · Jul 7, 2022 · US
Additive for hydraulically setting compositions
US-11377392-B2 · Jul 5, 2022 · US
Surface retarder formulation and method for replicating an acid etch or sand blast aspect on cementitious material
US-2021061721-A1 · Mar 4, 2021 · US
Method for producing polymers on the basis of acryloyldimethyltaurate, neutral monomers, and monomers with carboxylate groups
US-10836951-B2 · Nov 17, 2020 · US
Accelerator composition
US-10618842-B2 · Apr 14, 2020 · US
Self-leveling concrete
US-10611688-B2 · Apr 7, 2020 · US
Set on demand compositions
US-10479922-B2 · Nov 19, 2019 · US
Scale-inhibiting cocrystals for treatment of a subterranean formation
US-10253244-B2 · Apr 9, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B24/243?
- CPC C04B24/243 is the Cooperative Patent Classification code for “Phosphorus-containing polymers.”
- How many patents are filed under CPC C04B24/243 (Phosphorus-containing polymers)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC C04B24/243 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).