Recyclable and malleable thermosets enabled by activating dormant dynamic linkages
US-2025382414-A1 · Dec 18, 2025 · US
Phenols and polyhydroxy ethers
Phenols and polyhydroxy ethers · 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 | C08G65/42 |
| Official title | Phenols and polyhydroxy ethers |
| Display label | Phenols and polyhydroxy ethers |
| Total patents | 30 |
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 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Resin, preparation method therefor, resin composition, and molded product
US-12497484-B2 · Dec 16, 2025 · US
Epoxy resin composition, gas barrier film, and laminate
US-12281195-B2 · Apr 22, 2025 · US
Polyarylether copolymers based on diols sugar alcohols
US-2025092197-A1 · Mar 20, 2025 · US
Capped bisphenol polyether oligomer and composition, method of manufacture, and articles made therefrom
US-12098245-B2 · Sep 24, 2024 · US
Polyarylene ether
US-12091503-B2 · Sep 17, 2024 · US
Capped bisphenol polyether oligomer and composition, method of manufacture, and articles made therefrom
US-2024124649-A1 · Apr 18, 2024 · US
Aromatic polysulfone resin, epoxy resin composition, prepreg, and molded body
US-11932731-B2 · Mar 19, 2024 · US
Resin, Preparation Method Therefor, Resin Composition, and Molded Product
US-2023407005-A1 · Dec 21, 2023 · US
Halogen-containing polymer and production method for same
US-11555093-B2 · Jan 17, 2023 · US
Epoxy resin composition, gas barrier film, and laminate
US-2022315694-A1 · Oct 6, 2022 · US
Compound, resin composition and polymerization product
US-2022185959-A1 · Jun 16, 2022 · US
Aromatic polysulfone resin, epoxy resin composition, prepreg, and molded body
US-2022073682-A1 · Mar 10, 2022 · US
Polyarylene ether
US-2022033583-A1 · Feb 3, 2022 · US
Low melting and low viscosity thermoset matrix resins from the Z configuration of polyhydroxy stilbenes
US-11118002-B1 · Sep 14, 2021 · US
Phenylene ether copolymer and compositions comprising same
US-10947382-B2 · Mar 16, 2021 · US
Low melting and low viscosity thermoset matrix resins from the Z configuration of polyhydroxy stilbenes
US-10723834-B1 · Jul 28, 2020 · US
Halogen-containing polymer and production method for same
US-2020199296-A1 · Jun 25, 2020 · US
Aromatic polysulfone resin and method for producing same
US-10676573-B2 · Jun 9, 2020 · US
High molecular weight poly(phenylene ether) and process for the preparation thereof
US-2020115549-A1 · Apr 16, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G65/42?
- CPC C08G65/42 is the Cooperative Patent Classification code for “Phenols and polyhydroxy ethers.”
- How many patents are filed under CPC C08G65/42 (Phenols and polyhydroxy ethers)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC C08G65/42 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).