C08G 18/4653
Containing two nitrogen atoms in the ring
Official title: {containing two nitrogen atoms in the ring}
C08G18/4653 (Containing two nitrogen atoms in the ring) appears on 3 US grants and 1 published applications in this corpus.
Search patents in C08G- Granted patents
- 3
- Published applications
- 1
- Assignees
- 4
- Inventors
- 9
- Latest grant
- 16 Jan 1979
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Polyurethane topcoat composition16 Jan 1979US 4,134,873 ADeSoto, Inc.
- Polyurethane elastomers based on heterocyclic polyester diols23 May 1978US 4,091,000 ALim-Holding S.A.
- Dicarboxylic compounds having 2,4-quinazolinedione rings and polyester resins derived therefrom12 Oct 1976US 3,985,711 AInstitut Francais du Petrole, des Carburants et Lubrifiants et Entreprise de Recherches et d'Activities Petrolieres Elf
Most cited
By later US patents
- Polyurethane topcoat composition12US 4,134,873 ADeSoto, Inc. · 1979
- Dicarboxylic compounds having 2,4-quinazolinedione rings and polyester resins derived therefrom2US 3,985,711 AInstitut Francais du Petrole, des Carburants et Lubrifiants et Entreprise de Recherches et d'Activities Petrolieres Elf · 1976
- Polyurethane elastomers based on heterocyclic polyester diols1US 4,091,000 ALim-Holding S.A. · 1978