Two-component mortar system based on aluminous cement and use thereof
US-2025243117-A1 · Jul 31, 2025 · US
Hardening retarders
Hardening retarders · 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 | C04B2103/24 |
| Official title | Hardening retarders |
| Display label | Hardening retarders |
| Total patents | 25 |
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 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 7 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Two-component mortar system based on aluminous cement and use thereof
US-12325664-B2 · Jun 10, 2025 · US
Borehole cement slurry additive, method for storing same, borehole cement slurry, and borehole cementing method
US-11965130-B2 · Apr 23, 2024 · US
Additive for cement slurry for well and method for producing said additive, cement slurry for well, and cementing method for well
US-11753572-B2 · Sep 12, 2023 · US
Lignosulfonate and hydrolyzed carbohydrate retarder additive for cement mixture
US-11535557-B2 · Dec 27, 2022 · US
Lignosulfonate and hydrolyzed carbohydrate retarder additive for cement mixture
US-2022332644-A1 · Oct 20, 2022 · US
Use of an additive kit in 3d printing of a construction material composition
US-2022250986-A1 · Aug 11, 2022 · US
Additive for cement slurry for well and method for producing said additive, cement slurry for well, and cementing method for well
US-2022220357-A1 · Jul 14, 2022 · US
Borehole cement slurry additive, method for storing same, borehole cement slurry, and borehole cementing method
US-2022195282-A1 · Jun 23, 2022 · US
Two-component mortar system based on aluminous cement and use thereof
US-2022098107-A1 · Mar 31, 2022 · US
Two-component mortar system based on aluminous cement and use thereof
US-11214519-B2 · Jan 4, 2022 · US
Hardening acceleration/hardening retardation composition for building materials
US-11008262-B2 · May 18, 2021 · US
Construction chemical compositions comprising a bisulfite adduct of glyoxylic acid
US-10723656-B2 · Jul 28, 2020 · US
Early strength enhancing concrete admixture
US-10577284-B2 · Mar 3, 2020 · US
Hardening acceleration/hardening retardation composition for building materials
US-2019284102-A1 · Sep 19, 2019 · US
Additive for construction chemical compositions
US-2019270671-A1 · Sep 5, 2019 · US
Construction chemical compositions comprising a bisulfite adduct of glyoxylic acid
US-2019177223-A1 · Jun 13, 2019 · US
Scale-inhibiting cocrystals for treatment of a subterranean formation
US-10253244-B2 · Apr 9, 2019 · US
Early strength enhancing concrete admixture
US-2019002349-A1 · Jan 3, 2019 · US
Two-component mortar system based on aluminous cement and use thereof
US-2018282217-A1 · Oct 4, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B2103/24?
- CPC C04B2103/24 is the Cooperative Patent Classification code for “Hardening retarders.”
- How many patents are filed under CPC C04B2103/24 (Hardening retarders)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC C04B2103/24 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).