Branched copolymers as dispersants for mineral binders
US-12378159-B2 · Aug 5, 2025 · US
and containing a polyether chain in the alcohol moiety
and containing a polyether chain in the alcohol moiety · 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 | C08F220/305 |
| Official title | {and containing a polyether chain in the alcohol moiety} |
| Display label | and containing a polyether chain in the alcohol moiety |
| Total patents | 47 |
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 | 2 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 5 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Defoaming agent, lubricating oil composition containing defoaming agent, and machine using lubricating oil composition
US-12203047-B2 · Jan 21, 2025 · US
Resin composition, protective sheet and display device including the same
US-2024301256-A1 · Sep 12, 2024 · US
Phosphorus-containing resin and flame-retardant and heat-resistant composition comprising the same
US-2024294683-A1 · Sep 5, 2024 · US
Defoaming agent, lubricating oil composition containing defoaming agent, and machine using lubricating oil composition
US-2024060000-A1 · Feb 22, 2024 · US
Branched copolymers as dispersants for mineral binders
US-2024059612-A1 · Feb 22, 2024 · US
Insert materials with high oxygen permeability and high refractive index
US-11867874-B2 · Jan 9, 2024 · US
Additive manufacturing using materials that form a weak gel
US-2023257577-A1 · Aug 17, 2023 · US
Additive manufacturing using materials that form a weak gel
US-11667787-B2 · Jun 6, 2023 · US
High refractive index siloxane insert materials for embedded contact lenses
US-11618823-B2 · Apr 4, 2023 · US
Composition for model materials, optically shaped article, and method for producing optically shaped articles
US-11491776-B2 · Nov 8, 2022 · US
Laminate, liquid crystal display device, and organic electroluminescent display device
US-2022119688-A1 · Apr 21, 2022 · US
Curable composition
US-11306160-B2 · Apr 19, 2022 · US
Protective film composition and method of manufacturing semiconductor package by using the same
US-11309345-B2 · Apr 19, 2022 · US
Additive manufacturing using materials that form a weak gel
US-2022089868-A1 · Mar 24, 2022 · US
Resin, resist composition and method for producing resist pattern
US-11261273-B2 · Mar 1, 2022 · US
Photopolymerization method for preparing block copolymer with main-chain semi-fluorinated alternating copolymer
US-2022033557-A1 · Feb 3, 2022 · US
Insert materials with high oxygen permeability and high refractive index
US-2021302625-A1 · Sep 30, 2021 · US
High refractive index siloxane insert materials for embedded contact lenses
US-2021292557-A1 · Sep 23, 2021 · US
Adhesive composition
US-11098225-B2 · Aug 24, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F220/305?
- CPC C08F220/305 is the Cooperative Patent Classification code for “and containing a polyether chain in the alcohol moiety.”
- How many patents are filed under CPC C08F220/305 (and containing a polyether chain in the alcohol moiety)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC C08F220/305 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).