C08G 18/3857
Having nitrogen in addition to sulfur
Official title: {having nitrogen in addition to sulfur}
C08G18/3857 (Having nitrogen in addition to sulfur) appears on 120 US grants and 151 published applications in this corpus.
Search patents in C08G- Granted patents
- 120
- Published applications
- 151
- Assignees
- 89
- Inventors
- 473
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 3 |
| 2006 | 2 | 3 |
| 2007 | 3 | 2 |
| 2008 | 2 | 2 |
| 2009 | 2 | 5 |
| 2010 | 2 | 2 |
| 2011 | 1 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 1 |
| 2014 | 3 | 4 |
| 2015 | 3 | 12 |
| 2016 | 3 | 2 |
| 2017 | 5 | 11 |
| 2018 | 2 | 8 |
| 2019 | 6 | 15 |
| 2020 | 4 | 10 |
| 2021 | 9 | 14 |
| 2022 | 6 | 12 |
| 2023 | 5 | 12 |
| 2024 | 9 | 10 |
| 2025 | 6 | 6 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dispersions that are substantially free of volatile organic compounds and that have a high solids content8 Sep 2026US 12,729,266 B2Stahl International B.V.
- Hydrophilically modified polyisocyanates comprising silane and thioallophanate structures1 Sep 2026US 12,723,127 B2Covestro Deutschland AG
- Aqueous polyurethane-urea dispersion4 Aug 2026US 12,698,413 B2Covestro Deutschland AG
- Sulfonic acid-modified polyisocyanate and preparation method therefor24 Feb 2026US 12,559,453 B2Wanhua Chemical Group Co., Ltd.
- Fibers of polymers that have a backbone including a positively charged component of a zwitterionic moiety, and their use in implantable therapeutic delivery systems24 Feb 2026US 12,559,867 B2Cornell University
- Polyurethane-polyurea aqueous dispersion, and preparation method therefor and use thereof27 Aug 2026US 2026/0250455 A1Wanhua Chemical Group Co., Ltd.
- A composition, a preparation method and use thereof16 Jul 2026US 2026/0201100 A1Covestro Deutschiand AG
- Aqueous polyurethane-polyurea dispersion16 Jul 2026US 2026/0201106 A1Covestro Deutschland AG
- Multi-component resin system comprising an isocyanate mixture9 Jul 2026US 2026/0193401 A1Hilti Aktiengesellschaft
- Polyurethane-polyurea aqueous dispersion, and preparation method therefor and use thereof2 Jul 2026US 2026/0184838 A1Wanhua Chemical Group Co., Ltd.
Most cited
By later US patents
- Water-and oil-repellency imparting urethane oligomers comprising perfluoroalkyl moieties71US 6,803,109 B23M Innovative Properties Company · 2004
- Microporous sheets and a process for making them63US 4,137,360 ABayer Aktiengesellschaft · 1979
- Heteroatom containing perfluoroalkyl terminated neopentyl glycols and compositions therefrom61US 4,946,992 ACiba-Geigy Corporation · 1990
- Heteroatom containing perfluoroalkyl terminated neopentyl glycols and compositions therefrom58US 4,898,981 ACiba-Geigy Corporation · 1990
- Room temperature curable silane terminated and stable waterborne polyurethane dispersions which contain fluorine and/or silicone and low surface energy coatings prepared therefrom48US 6,313,335 B13M Innovative Properties Company · 2001