C07C 309/83
Of a carbon skeleton substituted by nitrogen atoms, not being part of
Official title: of a carbon skeleton substituted by nitrogen atoms, not being part of nitro or nitroso groups
C07C309/83 (Of a carbon skeleton substituted by nitrogen atoms, not being part of) appears on 5 US grants and 1 published applications in this corpus.
Search patents in C07C- Granted patents
- 5
- Published applications
- 1
- Assignees
- 6
- Inventors
- 10
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 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 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Radioactive halogen labeling precursor compound14 Jul 2026US 12,679,818 B2Fukushima Medical University
- Nonlinear optical materials containing polar disulfone-functionalized molecules14 Oct 1997US 5,676,884 AMinnesota Mining and Manufacturing Company
- Method of preparing polar disulfone-functionalized molecules26 Nov 1996US 5,578,251 AMinnesota Mining and Manufacturing Company
- Nonlinear optical materials containing polar disulfone-functionalized molecules1 Nov 1994US 5,360,582 AMinnesota Mining and Manufacturing Company
- Ethanesulfonamide derivatives12 May 1992US 5,112,866 AOrtho Pharmaceutical Corporation
Most cited
By later US patents
- Nonlinear optical materials containing polar disulfone-functionalized molecules56US 5,676,884 AMinnesota Mining and Manufacturing Company · 1997
- Nonlinear optical materials containing polar disulfone-functionalized molecules23US 5,360,582 AMinnesota Mining and Manufacturing Company · 1994
- Ethanesulfonamide derivatives2US 5,112,866 AOrtho Pharmaceutical Corporation · 1992
- Method of preparing polar disulfone-functionalized molecules1US 5,578,251 AMinnesota Mining and Manufacturing Company · 1996