C08G 18/3851
Containing three nitrogen atoms in the ring
Official title: {containing three nitrogen atoms in the ring}
C08G18/3851 (Containing three nitrogen atoms in the ring) appears on 150 US grants and 92 published applications in this corpus.
Search patents in C08G- Granted patents
- 150
- Published applications
- 92
- Assignees
- 91
- Inventors
- 430
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 4 |
| 2003 | 5 | 3 |
| 2004 | 4 | 2 |
| 2005 | 0 | 4 |
| 2006 | 1 | 5 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 9 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 4 | 3 |
| 2014 | 3 | 4 |
| 2015 | 2 | 1 |
| 2016 | 3 | 1 |
| 2017 | 3 | 6 |
| 2018 | 2 | 6 |
| 2019 | 4 | 8 |
| 2020 | 6 | 2 |
| 2021 | 4 | 8 |
| 2022 | 2 | 5 |
| 2023 | 6 | 4 |
| 2024 | 4 | 4 |
| 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
- Anti-condensation composition, anti-condensation liquid cooling plate, preparation method and application thereof19 May 2026US 12,630,713 B2Jiangsu Changneng Energy-saving New Materials Science & Technology Co., LTD.
- In-situ formation of low density thermoplastic polyurethane flexible foams12 May 2026US 12,624,180 B2Huntsman International LLC
- Coating formulation, an article and methods to prepare the same15 Jul 2025US 12,357,961 B2Agency for Science, Technology and Research
- Water-repellent composition11 Mar 2025US 12,247,093 B2Daikin Industries, Ltd.
- Composition and cured product of same18 Feb 2025US 12,227,611 B2Daicel Corporation
- A 2k clearcoat coating composition and its application thereof2 Jul 2026US 2026/0184950 A1BASF Coatings GmbH
- Polyurethanes, Polishing Articles and Polishing Systems Therefrom and Method of Use Thereof22 Jan 2026US 2026/0022201 A13M Innovative Properties Company
- Coating Formulation, an Article and Methods to Prepare the Same2 Oct 2025US 2025/0303387 A1Agency for Science, Technology and Research
- Anti-condensation composition, anti-condensation liquid cooling plate, preparation method and application thereof2 Oct 2025US 2025/0304787 A1Jiangsu Changneng Energy-saving New Materials Science & Technology Co., LTD.
- A 2k clearcoat coating composition10 Apr 2025US 2025/0115783 A1BASF Coatings GmbH
Most cited
By later US patents
- Tri-carbamate-functional crosslinking agents59US 5,336,566 ABASF SE · 1994
- Process for manufacture of flexible polyurethane foams with cyanic acid derivatives57US 4,258,141 ABASF SE · 1981
- UV-absorbing polyurethanes and polyesters46US 5,459,222 ACiba-Geigy Corporation · 1995
- Paint coated sheet material with adhesion promoting composition41US 4,933,237 AEastman Kodak Company · 1990
- Beta-hydroxyalkylcarbamyl-methylated aminotrizines and curable compositions containing the same38US 4,708,984 AAmerican Cyanamid Company · 1987