C08G 65/326
Containing sulfur
Official title: containing sulfur
C08G65/326 (Containing sulfur) appears on 91 US grants and 61 published applications in this corpus.
Search patents in C08G- Granted patents
- 91
- Published applications
- 61
- Assignees
- 67
- Inventors
- 247
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 3 |
| 2009 | 2 | 3 |
| 2010 | 3 | 4 |
| 2011 | 3 | 6 |
| 2012 | 2 | 1 |
| 2013 | 3 | 1 |
| 2014 | 2 | 4 |
| 2015 | 2 | 2 |
| 2016 | 4 | 4 |
| 2017 | 3 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 4 |
| 2020 | 2 | 0 |
| 2021 | 2 | 5 |
| 2022 | 0 | 3 |
| 2023 | 0 | 4 |
| 2024 | 3 | 1 |
| 2025 | 3 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cryoprotectant polymers and methods of making and using thereof25 Aug 2026US 12,714,094 B2Board of Regents, The University of Texas System
- Fabric and home care product comprising a sulfatized esteramine3 Mar 2026US 12,565,628 B2The Procter & Gamble Company
- Methods for making sulfonated poly(phenylene ether) and articles made therefrom26 Aug 2025US 12,398,238 B2Shpp Global Technologies B.V.
- Fluoropolyether group-containing silane compound19 Aug 2025US 12,391,798 B2Daikin Industries, Ltd.
- Polymer gel having sponge-like porous structure18 Feb 2025US 12,227,642 B2The University of Tokyo
- Polishing slurry and method of manufacturing semiconductor device24 Sep 2026US 2026/0286186 A1Samsung Electronics Co., Ltd.
- Multi-arm polyethylene glycol-drug conjugate9 Jul 2026US 2026/0191972 A1Jenkem Technology Co., Ltd. (Bejing)
- Thiol group-containing polyether polymer, epoxy resin-containing composition, and curing agent for epoxy resin18 Dec 2025US 2025/0382410 A1Toray Fine Chemicals Co., Ltd.
- Polymer composition, epoxy resin composition, curing agent for epoxy resin, and fast curing adhesive23 Oct 2025US 2025/0326886 A1Toray Fine Chemicals Co., Ltd.
- Method for producing thiol group-containing polyether polymer2 Jan 2025US 2025/0002648 A1Toray Fine Chemicals Co., Ltd.
Most cited
By later US patents
- Isolatable, water soluble, and hydrolytically stable active sulfones of poly(ethylene glycol) and related polymers for modification of surfaces and molecules378US 5,446,090 AShearwater Polymers, Inc. · 1995
- Isolatable, water soluble, and hydrolytically stable active sulfones of poly(ethylene glycol) and related polymers for modification of surfaces and molecules278US 5,900,461 AShearwater Polymers, Inc. · 1999
- Isolatable, water soluble, and hydrolytically stable active sulfones of poly(ethylene glycol) and related polymers for modification of surfaces and molecules240US 5,739,208 AShearwater Polymers, Inc. · 1998
- Water soluble activated polymers containing an active ethyl sulfone moiety for modification of surfaces and molecules143US 6,610,281 B2Shearwater Corporation · 2003
- Crosslinked polyalkyleneimine hydrogels with tunable degradation rates56US 8,410,189 B2HyperBranch Medical Technology, Inc. · 2013