A61K 31/18
Sulfonamides
Official title: Sulfonamides (compounds containing a para-N-benzene-sulfonyl-N- group A61K31/63)
A61K31/18 (Sulfonamides) appears on 1,298 US grants and 2,177 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,298
- Published applications
- 2,177
- Assignees
- 1,036
- Inventors
- 4,692
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 14 | 0 |
| 1978 | 16 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 13 | 0 |
| 1997 | 13 | 0 |
| 1998 | 16 | 0 |
| 1999 | 24 | 0 |
| 2000 | 13 | 0 |
| 2001 | 29 | 12 |
| 2002 | 41 | 64 |
| 2003 | 32 | 80 |
| 2004 | 23 | 88 |
| 2005 | 18 | 67 |
| 2006 | 23 | 76 |
| 2007 | 30 | 59 |
| 2008 | 18 | 56 |
| 2009 | 22 | 55 |
| 2010 | 27 | 68 |
| 2011 | 27 | 66 |
| 2012 | 28 | 61 |
| 2013 | 44 | 88 |
| 2014 | 56 | 101 |
| 2015 | 80 | 101 |
| 2016 | 63 | 99 |
| 2017 | 74 | 104 |
| 2018 | 52 | 95 |
| 2019 | 77 | 103 |
| 2020 | 64 | 117 |
| 2021 | 62 | 111 |
| 2022 | 42 | 110 |
| 2023 | 44 | 124 |
| 2024 | 50 | 112 |
| 2025 | 43 | 86 |
| 2026 | 39 | 74 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Benzenesulfonamide derivatives and method for treating cancer6 Oct 2026US 12,751,936 B2Gongwin Biopharm Co., Ltd
- Combination compositions for treating disorders requiring removal or destruction of unwanted cellular proliferations29 Sep 2026US 12,746,268 B2Nymox Corporation
- Benzenesulfonamide derivatives and method for modulating lipid raft22 Sep 2026US 12,740,952 B2Gongwin Biopharm Co., Ltd
- Non-catalytic substrate-selective p38α-specific MAPK inhibitors with endothelial-stabilizing and anti-inflammatory activity, and methods of use thereof15 Sep 2026US 12,734,176 B2The United States of America as represented by the Department of Veterans Affairs
- Multiparticulate pharmaceutical composition of tamsulosin and solifenacin8 Sep 2026US 12,728,106 B2Zim Laboratories Limited
- Pharmaceutical composition for the treatment of post-traumatic stress syndrome1 Oct 2026US 2026/0294883 A1Kinnov Therapeutics
- Kif18a inhibitor compound, and pharmaceutical composition and preparation method therefor and use thereof1 Oct 2026US 2026/0294927 A1Changchun Genescience Pharmaceutical Co., Ltd.
- Methods of treating cancer24 Sep 2026US 2026/0285807 A1Institute for Cancer Research d/b/a The Research Institute of Fox Chase Cancer Center
- Treatment and diagnosis of melanoma17 Sep 2026US 2026/0272867 A1The Rockefeller University
- Cyclohexyl or heterocycloalkyl beta-hydroxy alkyl amines for use in the treatment of hyperglycaemia and disorders characterised by hyperglycaemia17 Sep 2026US 2026/0274785 A1Atrogi AB
Most cited
By later US patents
- Timed pulsatile drug delivery systems212US 6,627,223 B2Eurand Pharmaceuticals Ltd. · 2003
- Use of sulfamate derivatives for treating impulse control disorders114US 6,323,236 B2University of Cincinnati · 2001
- Timed pulsatile drug delivery systems107US 7,048,945 B2Eurand Pharamaceuticals, Ltd. · 2006
- IL-8 receptor antagonists92US 5,886,044 ASmithKline Beecham Corporation · 1999
- Derivatives of fluorene, anthracene, xanthene, dibenzosuberone and acridine and uses thereof91US 8,129,519 B22012