C08G 65/322
Containing hydrogen
Official title: containing hydrogen
C08G65/322 (Containing hydrogen) appears on 84 US grants and 55 published applications in this corpus.
Search patents in C08G- Granted patents
- 84
- Published applications
- 55
- Assignees
- 50
- Inventors
- 171
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 10 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 7 |
| 2003 | 0 | 3 |
| 2004 | 0 | 7 |
| 2005 | 2 | 3 |
| 2006 | 3 | 1 |
| 2007 | 4 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 3 | 1 |
| 2014 | 1 | 3 |
| 2015 | 1 | 2 |
| 2016 | 5 | 2 |
| 2017 | 3 | 1 |
| 2018 | 1 | 5 |
| 2019 | 2 | 1 |
| 2020 | 2 | 3 |
| 2021 | 4 | 4 |
| 2022 | 0 | 1 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for preparing polyether amine by catalytic amination of polyether diol2 Sep 2025US 12,404,366 B2Shangyu Huangma Surface Activated Reagent Research Institute Co., Ltd.
- Anisotropic copoly(imide oxetane) coatings and articles of manufacture, copoly(imide oxetane)s containing pendant fluorocarbon moieties, oligomers and processes therefor19 Sep 2023US 11,760,738 B2United States of America AS Represented By the Adminstrator of Nasa
- Method for purifying trityl group-containing monodispersed polyethylene glycol20 Jun 2023US 11,680,137 B2Nof Corporation
- Etheramine mixture containing polyether diamines and method of making and using the same31 Jan 2023US 11,566,107 B2Huntsman Petrochemical Corporation
- Method for fabricating heterogeneous nickel-based catalyst on aluminum oxide support, heterogeneous nickel-based catalyst on aluminum oxide support and method for synthesizing polyetheramine12 Oct 2021US 11,141,715 B2Chang Chun Petrochemical Co., Ltd.
- New ether-amine compositions and the use thereof as curing agents for epoxy resins23 Jul 2026US 2026/0209427 A1BASF SE
- System and method for preparing polyether amine by catalytic amination of polyether diol1 Jun 2023US 2023/0167239 A1Shangyu Huangma Surface Activated Reagent Research Institute Co., Ltd.
- Anisotropic copoly(imide oxetane) coatings and articles of manufacture, copoly(imide oxetane)s containing pendant fluorocarbon moieties, oligomers and processes therefor20 Jan 2022US 2022/0017479 A1United States of America AS Represented By the Adminstrator of Nasa
- Ketals and Polyketals as Release Agents18 Nov 2021US 2021/0355276 A1The Trustees of Columbia University in the City of New York
- Method for preparing functionalized polymers from polymer alcohols11 Nov 2021US 2021/0347941 A1Nektar Therapeutics
Most cited
By later US patents
- Gasoline-engine fuels containing polyetheramines or polyetheramine derivatives75US 5,112,364 ABASF SE · 1992
- Activated polymers and conjugates thereof25US 5,090,914 AXoma Corporation · 1992
- Method for deodorizing sic-linked polyethersiloxanes23US 5,225,509 ATh. Goldschmidt AG · 1993
- Polyoxyalkylene polyether amino alcohols containing a tertiary hydroxyl group and flexible polyurethanes made therefrom22US 4,612,335 ATexaco Inc. · 1986
- Process for the purifying of polytetramethylene ether glycol or corresponding diester17US 4,480,124 ABASF SE · 1984