C08J 2371/02
Polyalkylene oxides
C08J2371/02 (Polyalkylene oxides) appears on 329 US grants and 493 published applications in this corpus.
Search patents in C08J- Granted patents
- 329
- Published applications
- 493
- Assignees
- 353
- Inventors
- 1,442
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 2 |
| 2003 | 6 | 4 |
| 2004 | 1 | 3 |
| 2005 | 1 | 8 |
| 2006 | 2 | 8 |
| 2007 | 1 | 3 |
| 2008 | 2 | 6 |
| 2009 | 2 | 7 |
| 2010 | 5 | 9 |
| 2011 | 4 | 11 |
| 2012 | 2 | 11 |
| 2013 | 6 | 15 |
| 2014 | 12 | 17 |
| 2015 | 10 | 15 |
| 2016 | 13 | 22 |
| 2017 | 11 | 24 |
| 2018 | 14 | 37 |
| 2019 | 13 | 36 |
| 2020 | 29 | 43 |
| 2021 | 27 | 37 |
| 2022 | 20 | 44 |
| 2023 | 22 | 35 |
| 2024 | 23 | 33 |
| 2025 | 22 | 29 |
| 2026 | 20 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- In situ thiol-maleimide crosslinked hydrogel for immune checkpoint blockade delivery1 Sep 2026US 12,723,081 B2Georgia Tech Research Corporation
- Method for the production of cellular plastic particles25 Aug 2026US 12,715,162 B2FOX Velution GmbH
- Hydrogels4 Aug 2026US 12,698,472 B2Leibniz-Institut für Neue Materialien gemeinnützige GmbH
- Dynamic covalent hydrogels, precursors thereof and uses thereof28 Jul 2026US 12,691,062 B2Centre National De La Recherche Scientifique
- Polymerizable compositions and compounds comprising perfluorinated group, hydrolysable silane group, and (meth)acryl group28 Jul 2026US 12,692,346 B23M Innovative Properties Company
- Curable resin composition with adjustable adhesion properties and methods thereof10 Sep 2026US 2026/0265519 A1Kaneka Americas Holding, Inc.
- Carbon nanoporous framework prepared through supercritical fluid-assisted in-situ polymerization, and method3 Sep 2026US 2026/0260892 A1Qujing Faymo Technology Co., Ltd.
- Peptides and hydrogels for treating corneal diseases20 Aug 2026US 2026/0241071 A1Ottawa Heart Institute Research Corporation
- Siloxane-functional compounds, their production, and their use in polyurethane foams13 Aug 2026US 2026/0234327 A1Evonik Operations GmbH
- Method for Generating Hydrogel Microparticles13 Aug 2026US 2026/0234345 A1Robert Bosch GmbH
Most cited
By later US patents
- Biodegradable injectable nanoparticles724US 5,543,158 AMassachusetts Institute of Technology · 1996
- Nanoparticles and microparticles of non-linear hydrophilic-hydrophobic multiblock copolymers257US 5,578,325 AMassachusetts Institute of Technology · 1996
- Biodegradable injectable particles for imaging247US 5,565,215 AMassachusettes Institute of Technology · 1996
- Block copolymers131US 5,834,583 ACirce Biomedical, Inc. · 1998
- Polyethylene oxide-based films and drug delivery systems made therefrom118US 7,666,337 B2Monosol Rx, LLC · 2010