Methods for preparing functionalized polymers from polymer alcohols
US-10941248-B2 · Mar 9, 2021 · US
containing oxygen in addition to the ether group
containing oxygen in addition to the ether group · 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 | C08G2650/38 |
| Official title | containing oxygen in addition to the ether group |
| Display label | containing oxygen in addition to the ether group |
| Total patents | 98 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 19 |
| 2018 | 8 |
| 2019 | 11 |
| 2020 | 10 |
| 2021 | 8 |
| 2022 | 9 |
| 2023 | 8 |
| 2024 | 8 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polyether derivatives, uses, and methods of making the same
US-2021024691-A1 · Jan 28, 2021 · US
Polyether derivatives, uses, and methods of making the same
US-10844169-B2 · Nov 24, 2020 · US
Process of manufacturing polyols
US-2020354383-A1 · Nov 12, 2020 · US
Photocurable resin composition
US-2020317863-A1 · Oct 8, 2020 · US
Process of manufacturing surfactants and lubricants
US-2020277436-A1 · Sep 3, 2020 · US
3D printable hydrogel materials
US-10738297-B2 · Aug 11, 2020 · US
Process of manufacturing polyols
US-2020239619-A1 · Jul 30, 2020 · US
Polyether derivatives, uses, and methods of making the same
US-2020165383-A1 · May 28, 2020 · US
Aqueous polyglycidol synthesis with ultra-low branching
US-2020087454-A1 · Mar 19, 2020 · US
Fluoropolymers, methods of preparing fluoropolymers, and coating compositions containing fluoropolymers
US-10544260-B2 · Jan 28, 2020 · US
Hydrophilic polymer derivative having self-immolative acetal linker and conjugate using same
US-2020010620-A1 · Jan 9, 2020 · US
Compound comprising aromatic ring, and polyelectrolyte membrane using same
US-10428016-B2 · Oct 1, 2019 · US
Zwitterionic derivatives of (per)fluoropolyethers
US-10414861-B2 · Sep 17, 2019 · US
Additive for high-purity copper electrolytic refining and method of producing high-purity copper
US-10407785-B2 · Sep 10, 2019 · US
Antimicrobial polymeric compositions
US-2019269136-A1 · Sep 5, 2019 · US
Aqueous polyglycidol synthesis with ultra-low branching
US-10308763-B2 · Jun 4, 2019 · US
Oligomer-foscarnet conjugates
US-2019151339-A1 · May 23, 2019 · US
Process for preparing polymers
US-10239996-B2 · Mar 26, 2019 · US
Oligomer-foscarnet conjugates
US-10231984-B2 · Mar 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G2650/38?
- CPC C08G2650/38 is the Cooperative Patent Classification code for “containing oxygen in addition to the ether group.”
- How many patents are filed under CPC C08G2650/38 (containing oxygen in addition to the ether group)?
- Our database includes 98 publications tagged with this CPC code.
- Is patent activity under CPC C08G2650/38 growing?
- Publication counts under this code: 8 in 2024 vs 7 in 2025 (latest complete years).