Cement slurries, cured cement and methods of making and use of these
US-12371375-B2 · Jul 29, 2025 · US
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Microcomposites or nanocomposites, e.g. composite particles obtained by polymerising monomers onto inorganic materials
Microcomposites or nanocomposites, e.g. composite particles obtained by polymerising monomers onto inorganic materials · 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 | C04B20/0004 |
| Official title | {Microcomposites or nanocomposites, e.g. composite particles obtained by polymerising monomers onto inorganic materials} |
| Display label | Microcomposites or nanocomposites, e.g. composite particles obtained by polymerising monomers onto inorganic materials |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2020 | 1 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cement slurries, cured cement and methods of making and use of these
US-2024286956-A1 · Aug 29, 2024 · US
Water-adaptive cement self-healing system, preparation method and application thereof
US-12049425-B1 · Jul 30, 2024 · US
Cement slurries, cured cement and methods of making and use of these
US-12006261-B2 · Jun 11, 2024 · US
Water-free and cement-free ductile concrete and soil stabilizing composition and thermal casting method for making same
US-2023406767-A1 · Dec 21, 2023 · US
Preparation method of the microcapsules for low-temperature well cementation to be used to control cement hydration heat
US-11786880-B2 · Oct 17, 2023 · US
Cement slurries, cured cement and methods of making and use of these
US-11732177-B2 · Aug 22, 2023 · US
Application of polyelectrolyte complex nanoparticles to fluid loss control of oil well cementing
US-11649392-B2 · May 16, 2023 · US
Preparation method of the microcapsules for low-temperature well cementation to be used to control cement hydration heat
US-2022395796-A1 · Dec 15, 2022 · US
Cement slurries, cured cement and methods of making and use of these
US-2022145159-A1 · May 12, 2022 · US
Cement slurries, cured cement and methods of making and use of these
US-2022144703-A1 · May 12, 2022 · US
Application of polyelectrolyte complex nanoparticles to fluid loss control of oil well cementing
US-2020299564-A1 · Sep 24, 2020 · US
Application of ground expanding agents in cement
US-2017349805-A1 · Dec 7, 2017 · US