C07C 303/40
By reactions not involving the formation of sulfonamide groups
Official title: by reactions not involving the formation of sulfonamide groups
C07C303/40 (By reactions not involving the formation of sulfonamide groups) appears on 238 US grants and 275 published applications in this corpus.
Search patents in C07C- Granted patents
- 238
- Published applications
- 275
- Assignees
- 214
- Inventors
- 858
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 3 |
| 2002 | 7 | 5 |
| 2003 | 7 | 13 |
| 2004 | 6 | 10 |
| 2005 | 9 | 20 |
| 2006 | 7 | 8 |
| 2007 | 7 | 11 |
| 2008 | 11 | 9 |
| 2009 | 9 | 15 |
| 2010 | 4 | 12 |
| 2011 | 4 | 10 |
| 2012 | 9 | 9 |
| 2013 | 9 | 14 |
| 2014 | 8 | 13 |
| 2015 | 11 | 10 |
| 2016 | 15 | 15 |
| 2017 | 10 | 15 |
| 2018 | 14 | 16 |
| 2019 | 14 | 10 |
| 2020 | 7 | 8 |
| 2021 | 3 | 14 |
| 2022 | 10 | 8 |
| 2023 | 4 | 2 |
| 2024 | 2 | 10 |
| 2025 | 2 | 6 |
| 2026 | 1 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tautomeric ligand enables biomimetic C—H hydroxylation with molecular oxygen22 Sep 2026US 12,741,937 B2The Scripps Research Institute
- Substituted hydroxystilbene compounds and derivatives synthesis and uses thereof4 Nov 2025US 12,459,883 B2Kynan Duke IP, LLC
- Method for synthesis of diazabicyclo[6.2.0]decane related compounds23 Sep 2025US 12,421,246 B2Eisai R&D Management Co., Ltd.
- Method for producing dichloro addition product of aliphatic olefin by photocatalysis under visible light9 Jul 2024US 12,030,854 B2Soochow University
- Method for preparing an imide salt containing a fluorosulphonyl group2 Jul 2024US 12,024,425 B2Arkema France
- Process for the preparation of sulfamide derivatives17 Sep 2026US 2026/0274789 A1Adama Agan Ltd.
- Onium cation with ether linkages for zinc batteries20 Aug 2026US 2026/0245979 A1U.S. Government as represented by the Secretary of the Army
- Isotopologues of aminoheteroaryl kinase inhibitors and uses thereof13 Aug 2026US 2026/0234111 A1Allorion Therapeutics Inc
- Phosphine ligands and their use in coupling reactions13 Aug 2026US 2026/0234175 A1BASF SE
- Synthesis and use of sulfonamide analogs of memantine and amatadine6 Aug 2026US 2026/0224515 A1The University of Tulsa
Most cited
By later US patents
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds67US 6,888,032 B2Massachusetts Institute of Technology · 2005
- Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds63US 7,323,608 B2Massachusetts Institute of Technology · 2008
- Process for production of heterodimers of glutamic acid38US 8,465,725 B2Molecular Insight Pharmaceuticlas, Inc. · 2013
- Process for the catalytic hydrogeneration of aromatic nitro compounds35US 6,096,924 ANovartis AG · 2000
- Pharmaceutical for treatment of neurological and neuropsychiatric disorders20US 6,191,165 B1Allelix Neuroscience Inc. · 2001