C07C 309/50
Having at least one of the sulfo groups bound to a carbon
Official title: having at least one of the sulfo groups bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system
C07C309/50 (Having at least one of the sulfo groups bound to a carbon) appears on 30 US grants and 17 published applications in this corpus.
Search patents in C07C- Granted patents
- 30
- Published applications
- 17
- Assignees
- 21
- Inventors
- 86
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Binding domain mapping and compounds, compositions, complexes, methods, and kits related thereto17 Jun 2025US 12,331,096 B2George Mason Research Foundation, Inc.
- Composition for aqueous ink jet7 May 2024US 11,976,204 B2Seiko Epson Corporation
- 8-(4-methoxybenzylideneamino)naphthalene-1,3-disulfonic acid as an antioxidant compound12 Mar 2024US 11,926,579 B1King Faisal University
- Therapeutic agents and methods18 Jul 2023US 11,702,443 B2Pop Test Oncology LLC
- Joint compounds and plasters with a complexometric dye and methods1 Feb 2022US 11,236,234 B2United States Gypsum Company
- Binding Domain Mapping and Compounds, Compositions, Complexes, Methods, and Kits Related Thereto30 Oct 2025US 2025/0333472 A1George Mason Research Foundation, Inc.
- Therapeutic agents and methods30 Nov 2023US 2023/0382945 A1Pop Test Oncology LLC
- Therapeutic agents and methods22 Sep 2022US 2022/0298203 A1Pop Test Oncology LLC
- Binding Domain Mapping and Compounds, Compositions, Complexes, Methods, and Kits Related Thereto3 Mar 2022US 2022/0064259 A1George Mason Research Foundation, Inc.
- Conjugates of bivalent evans blue dye derivatives and methods of use20 Jan 2022US 2022/0017495 A1The United States of America, as represented by the Secretary, Department of Health and Human Servic
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