C08F 220/306
And polyethylene oxide chain in the alcohol moiety
Official title: {and polyethylene oxide chain in the alcohol moiety}
C08F220/306 (And polyethylene oxide chain in the alcohol moiety) appears on 42 US grants and 47 published applications in this corpus.
Search patents in C08F- Granted patents
- 42
- Published applications
- 47
- Assignees
- 49
- Inventors
- 129
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 4 | 8 |
| 2016 | 1 | 2 |
| 2017 | 3 | 2 |
| 2018 | 4 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 5 |
| 2022 | 3 | 8 |
| 2023 | 2 | 0 |
| 2024 | 4 | 0 |
| 2025 | 4 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Low yellow index polymer compositions, polymerisable compositions and lenses using said compositions22US 5,442,022 AEssilor International (Compagnie General d'Optique) · 1995
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