C08G 2650/52
Obtained by dehydration of polyhydric alcohols
Official title: obtained by dehydration of polyhydric alcohols
C08G2650/52 (Obtained by dehydration of polyhydric alcohols) appears on 27 US grants and 43 published applications in this corpus.
Search patents in C08G- Granted patents
- 27
- Published applications
- 43
- Assignees
- 45
- Inventors
- 143
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 6 |
| 2014 | 2 | 2 |
| 2015 | 2 | 5 |
| 2016 | 1 | 3 |
| 2017 | 4 | 6 |
| 2018 | 4 | 1 |
| 2019 | 3 | 3 |
| 2020 | 1 | 1 |
| 2021 | 3 | 4 |
| 2022 | 0 | 1 |
| 2023 | 0 | 6 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 3 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydrophobically-modified associative thickener polymers process for the preparation and uses thereof23 Jun 2026US 12,662,573 B2Hercules Incorporated
- Hydrophobically-modified associative thickener polymers process for the preparation and uses thereof31 Mar 2026US 12,590,181 B2Hercules Incorporated
- Medical uses of thiol-functionalized polyglycerol derivatives10 Feb 2026US 12,544,450 B2Charite-Universitatsmedizin Berlin
- Foam control agent16 Sep 2025US 12,415,147 B2Dow Global Technologies LLC
- Hydrophilization treatment liquid for semiconductor wafer surface13 Aug 2024US 12,060,498 B2Daicel Corporation
- Surface-modified microparticles and method for producing same22 May 2025US 2025/0162876 A1Daicel Corporation
- Method for preparation of polytrimethylene ether glycol and polytrimethylene ether glycol using the same21 Nov 2024US 2024/0384030 A1SK Chemicals Co., Ltd.
- Cell Transport and Storage Composition and Method24 Oct 2024US 2024/0349716 A1
- Foam control agent28 Dec 2023US 2023/0415074 A1Dow Global Technologies LLC
- Polymers based on ionic monomers, compositions comprising same, methods for manufacturing same, and use thereof in electrochemical applications12 Oct 2023US 2023/0323029 A1Hydro-Quebec
Most cited
By later US patents
- Use of polyglycerol partial esters as defoamers17US 9,738,797 B2Evonik Deguesse GmbH · 2017
- Polyglycerol alkoxylate esters and preparation and use thereof6US 10,370,493 B2Evonik Degussa GmbH · 2019
- Polyglycerol esters and their use4US 8,227,399 B2Evonik Goldschmidt GmbH · 2012
- Polyglycerol esters and their use4US 8,664,175 B2Evonik Goldschmidt GmbH · 2014
- Thermosetting adhesive composition, and heat resistant adhesive film and wiring film using the same3US 9,034,475 B2Hitachi Metals, Ltd. · 2015