Catalysts for ring opening polymerization
US-12122874-B2 · Oct 22, 2024 · US
containing organo-metallic compounds or metal hydrides
containing organo-metallic compounds or metal hydrides · 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 | C08G65/12 |
| Official title | containing organo-metallic compounds or metal hydrides |
| Display label | containing organo-metallic compounds or metal hydrides |
| Total patents | 70 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 5 |
| 2019 | 7 |
| 2020 | 10 |
| 2021 | 3 |
| 2022 | 6 |
| 2023 | 7 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Continuous process for making polyether polyols
US-12024587-B2 · Jul 2, 2024 · US
Oxyalkylene polymer, method for producing same, curable composition and cured product
US-2023416459-A1 · Dec 28, 2023 · US
Dual catalyst system for mass vinyl addition and cationic polymerizable compositions
US-2023265243-A1 · Aug 24, 2023 · US
In-situ formed polyether polyols, a process for their preparation, and a process for the preparation of polyurethane foams
US-11718705-B2 · Aug 8, 2023 · US
Method for producing polyalkylene oxide and polyalkylene oxide
US-2023088981-A1 · Mar 23, 2023 · US
Method for producing polyalkylene oxide
US-2023082443-A1 · Mar 16, 2023 · US
Novel in-situ formed polyether polyols, a process for their preparation, and a process for the preparation of polyurethane foams
US-2023050523-A1 · Feb 16, 2023 · US
Novel polyether polyol blends, a process for their preparation, foams prepared from these polyether polyol blends and a process for their preparation
US-2023039276-A1 · Feb 9, 2023 · US
Polyether polyol and polyol system liquid
US-11512167-B2 · Nov 29, 2022 · US
Double Metal Cyanide Catalyst for the Production of Polyether Polyols and a Process Thereof
US-2022259374-A1 · Aug 18, 2022 · US
Flexible foam using polymer polyols produced via DMC catalyzed polyols
US-11312811-B2 · Apr 26, 2022 · US
Cationically curable compositions
US-2022112331-A1 · Apr 14, 2022 · US
Improved catalysts for ring opening polymerization
US-2022112334-A1 · Apr 14, 2022 · US
Degradable polyethers
US-2022033556-A1 · Feb 3, 2022 · US
Ethylene oxide-based copolymers
US-2021309801-A1 · Oct 7, 2021 · US
Polyoxyalkylene polymer and curable composition
US-2021284797-A1 · Sep 16, 2021 · US
Method for producing polyalkylene glycol derivative having amino group at end
US-11066430-B2 · Jul 20, 2021 · US
Polyether polyol and polyol system liquid
US-2020392285-A1 · Dec 17, 2020 · US
Methods of preparing and purifying polyalkylene glycol derivative
US-10836861-B2 · Nov 17, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G65/12?
- CPC C08G65/12 is the Cooperative Patent Classification code for “containing organo-metallic compounds or metal hydrides.”
- How many patents are filed under CPC C08G65/12 (containing organo-metallic compounds or metal hydrides)?
- Our database includes 70 publications tagged with this CPC code.
- Is patent activity under CPC C08G65/12 growing?
- Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).