Cement Having Cross-Linked Polymers
US-2019300774-A1 · Oct 3, 2019 · US
Amines, polyamines
Amines, polyamines · 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 | C04B24/121 |
| Official title | {Amines, polyamines} |
| Display label | Amines, polyamines |
| Total patents | 143 |
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 | 5 |
| 2016 | 17 |
| 2017 | 14 |
| 2018 | 12 |
| 2019 | 22 |
| 2020 | 20 |
| 2021 | 16 |
| 2022 | 11 |
| 2023 | 8 |
| 2024 | 13 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Gypsum additive to control mercury
US-2019300429-A1 · Oct 3, 2019 · US
Cement grinding additive for enabling PVC equipment use
US-10392304-B2 · Aug 27, 2019 · US
Reinforced building block made of autoclaved aerated concrete (AAC)
US-10384977-B2 · Aug 20, 2019 · US
Cement having cross-linked polymers
US-10377940-B2 · Aug 13, 2019 · US
Two-component mortar compound and use thereof
US-2019185377-A1 · Jun 20, 2019 · US
Hydraulic composition
US-10294158-B2 · May 21, 2019 · US
Compatibilized cement composition for treatment of a subterranean formation
US-10253240-B2 · Apr 9, 2019 · US
Pourable compositions
US-10221100-B2 · Mar 5, 2019 · US
Set-delayed cement compositions comprising pumice and associated methods
US-10202751-B2 · Feb 12, 2019 · US
Use of an epoxide-amine-based multicomponent mortar composition
US-10189744-B2 · Jan 29, 2019 · US
Stabilisation of mineral foams
US-10183891-B2 · Jan 22, 2019 · US
Method of treating water-swellable minerals in a subterranean formation with a stabilizing compound with a cationic group and hydrophobic portion
US-10160899-B2 · Dec 25, 2018 · US
Inerting clay minerals and improving the effect of liquefiers in clay-containing mineral binder compositions
US-2018327312-A1 · Nov 15, 2018 · US
Cement Having Cross-Linked Polymers
US-2018298268-A1 · Oct 18, 2018 · US
Hydraulic composition
US-2018208507-A1 · Jul 26, 2018 · US
Controllable sealant composition for conformance and consolidation applications
US-2018208825-A1 · Jul 26, 2018 · US
Functionalized polyamines for clay mitigation
US-9994483-B2 · Jun 12, 2018 · US
Stabilisation of mineral foams
US-2018155243-A1 · Jun 7, 2018 · US
Functionalized polyamines for clay mitigation
US-9950953-B2 · Apr 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B24/121?
- CPC C04B24/121 is the Cooperative Patent Classification code for “Amines, polyamines.”
- How many patents are filed under CPC C04B24/121 (Amines, polyamines)?
- Our database includes 143 publications tagged with this CPC code.
- Is patent activity under CPC C04B24/121 growing?
- Publication counts under this code: 13 in 2024 vs 3 in 2025 (latest complete years).