A61K 47/20
Containing sulfur
Official title: containing sulfur, e.g. dimethyl sulfoxide [DMSO], docusate, sodium lauryl sulfate or aminosulfonic acids
A61K47/20 (Containing sulfur) appears on 1,844 US grants and 3,376 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,844
- Published applications
- 3,376
- Assignees
- 1,436
- Inventors
- 5,467
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 9 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 10 | 0 |
| 1988 | 2 | 0 |
| 1989 | 16 | 0 |
| 1990 | 10 | 0 |
| 1991 | 8 | 0 |
| 1992 | 13 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 12 | 0 |
| 1998 | 22 | 0 |
| 1999 | 24 | 0 |
| 2000 | 21 | 0 |
| 2001 | 20 | 15 |
| 2002 | 22 | 25 |
| 2003 | 20 | 56 |
| 2004 | 18 | 53 |
| 2005 | 21 | 60 |
| 2006 | 13 | 42 |
| 2007 | 20 | 47 |
| 2008 | 13 | 48 |
| 2009 | 18 | 57 |
| 2010 | 23 | 74 |
| 2011 | 24 | 73 |
| 2012 | 38 | 80 |
| 2013 | 43 | 111 |
| 2014 | 65 | 131 |
| 2015 | 91 | 204 |
| 2016 | 83 | 191 |
| 2017 | 116 | 198 |
| 2018 | 110 | 192 |
| 2019 | 108 | 206 |
| 2020 | 116 | 197 |
| 2021 | 116 | 250 |
| 2022 | 101 | 232 |
| 2023 | 114 | 242 |
| 2024 | 133 | 242 |
| 2025 | 114 | 195 |
| 2026 | 69 | 155 |
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
- Stable levothyroxine compositions in aprotic polar solvents6 Oct 2026US 12,751,937 B2Xeris Pharmaceuticals, Inc.
- Aqueous pharmaceutical compositions comprising SGLT-2 inhibitors29 Sep 2026US 12,746,198 B2
- Liquid formulation22 Sep 2026US 12,741,011 B2Hanmi Pharm. Co., Ltd.
- Liquid pharmaceutical composition comprising an anti-il-6 receptor antibody22 Sep 2026US 12,742,014 B2Fresenius Kabi Deutschland GmbH
- High concentration formulations for monoclonal antibodies8 Oct 2026US 2026/0308252 A1Icahn School of Medicine at Mount Sinai
- Methods of treating central nervous system disorders with sublingual or buccal dosage forms comprising antioxidants1 Oct 2026US 2026/0294802 A1Beyond Barriers Therapeutics, Inc.
- Composition containing cyclic peptide compound and surfactant1 Oct 2026US 2026/0294806 A1Chugai Seiyaku Kabushiki Kaisha
- Pharmaceutical composition comprising ibuprofen1 Oct 2026US 2026/0294855 A1
- Levothyroxine dispersions1 Oct 2026US 2026/0294858 A1Maia Pharmaceuticals, Inc.
Most cited
By later US patents
- Amphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic use354US 5,091,171 A1992
- Non-polymeric sustained release delivery system326US 5,888,533 AAtrix Laboratories, Inc. · 1999
- Non-polymeric sustained release delivery system308US 5,736,152 AAtrix Laboratories, Inc. · 1998
- Human antibodies that bind human IL-12 and methods for producing300US 6,914,128 B1Abbott GmbH & Co. KG · 2005
- Dry powder compositions having improved dispersivity211US 6,518,239 B1Inhale Therapeutic Systems · 2003