Branched copolymers as additives for viscosity reduction of mineral binder compositions
US-12522538-B2 · Jan 13, 2026 · US
Flow improvers
Flow improvers · 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 | C04B2103/34 |
| Official title | {Flow improvers} |
| Display label | Flow improvers |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluidizing compounds for hydraulic compositions
US-12503395-B2 · Dec 23, 2025 · US
Aluminum sulfate suspensions with reduced viscosity
US-12338174-B2 · Jun 24, 2025 · US
Moisture-resistant gypsum boards and methods of making them
US-2025171361-A1 · May 29, 2025 · US
Thixotropy and rheology modifying admixture for cement-based mortars and production of cement-based compositions including the admixture
US-2024368033-A1 · Nov 7, 2024 · US
Spraying UHPFRC for reinforcement and regeneration of pre-existing structures
US-11958773-B2 · Apr 16, 2024 · US
Fluidizing compounds for hydraulic compositions
US-2023095714-A1 · Mar 30, 2023 · US
Branched copolymers as additives for viscosity reduction of mineral binder compositions
US-2023101651-A1 · Mar 30, 2023 · US
Foamed Liquefiers in Gypsum Boards
US-2023002287-A1 · Jan 5, 2023 · US
Aluminum sulfate suspensions with reduced viscosity
US-2022348500-A1 · Nov 3, 2022 · US
Concrete flow improvers and water reducers
US-11447579-B2 · Sep 20, 2022 · US
Spraying uhpfrc for reinforcement and regeneration of pre-existing structures
US-2021380476-A1 · Dec 9, 2021 · US
Method of reducing stickiness of cementitious compositions
US-2021147293-A1 · May 20, 2021 · US
Concrete flow improvers and water reducers
US-2021115166-A1 · Apr 22, 2021 · US
Dispersant composition for inorganic solid suspensions
US-2020317905-A1 · Oct 8, 2020 · US
Injection molding apparatus and injection molding method
US-2020223093-A1 · Jul 16, 2020 · US
Method of reducing stickiness of cementitious compositions
US-2019135692-A1 · May 9, 2019 · US
Lightweight foamed cement, cement board, and methods for making same
US-10040725-B2 · Aug 7, 2018 · US
Lightweight foamed cement, cement board, and methods for making same
US-2018022653-A1 · Jan 25, 2018 · US
Thermally enhanced HDD grout
US-9758433-B2 · Sep 12, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B2103/34?
- CPC C04B2103/34 is the Cooperative Patent Classification code for “Flow improvers.”
- How many patents are filed under CPC C04B2103/34 (Flow improvers)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC C04B2103/34 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).