C08G 2650/68
Especially purified monomers
C08G2650/68 (Especially purified monomers) appears on 1 US grants and 5 published applications in this corpus.
Search patents in C08G- Granted patents
- 1
- Published applications
- 5
- Assignees
- 3
- Inventors
- 16
- Latest grant
- 6 Oct 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year.
Recent patents
- Processes for polyether polyol purification and preparation13 Mar 2025US 2025/0084201 A1Shell USA, Inc.
- Process for producing polyether ketone ketone30 Jul 2020US 2020/0239631 A1Arkema France
- Process for producing polyether ketone ketone7 Feb 2019US 2019/0040189 A1Arkema France
- Method for the production of tetrahydrofuran copolymers23 Nov 2006US 2006/0264679 A1BASF SE
- Process for preparation of polyether polyols4 Nov 2004US 2004/0220353 A1
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.