A61K 31/29
Antimony or bismuth compounds
A61K31/29 (Antimony or bismuth compounds) appears on 70 US grants and 93 published applications in this corpus.
Search patents in A61K- Granted patents
- 70
- Published applications
- 93
- Assignees
- 52
- Inventors
- 170
- Latest grant
- 6 Oct 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 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 0 |
| 2003 | 1 | 8 |
| 2004 | 3 | 1 |
| 2005 | 1 | 5 |
| 2006 | 1 | 6 |
| 2007 | 0 | 5 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 1 | 3 |
| 2012 | 2 | 3 |
| 2013 | 3 | 4 |
| 2014 | 2 | 2 |
| 2015 | 1 | 4 |
| 2016 | 6 | 5 |
| 2017 | 2 | 8 |
| 2018 | 5 | 3 |
| 2019 | 0 | 2 |
| 2020 | 3 | 4 |
| 2021 | 2 | 4 |
| 2022 | 3 | 4 |
| 2023 | 1 | 5 |
| 2024 | 3 | 5 |
| 2025 | 2 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oral and intestinal health products6 Oct 2026US 12,751,985 B2
- Agent for protection of blood brain spinal cord barrier27 May 2025US 12,310,941 B2National University Corporation Hokkaido University
- Bismuth-thiol compositions and methods of use7 Jan 2025US 12,186,283 B2Microbion Corporation
- Bismuth-thiol compositions and methods for treating wounds16 Jul 2024US 12,036,200 B2Microbion Corporation
- Bismuth-thiol compositions and methods for treating wounds7 May 2024US 11,974,978 B2Microbion Corporation
- Agent for protection of blood brain spinal cord barrier11 Jun 2026US 2026/0157992 A1National University Corporation Hokkaido University
- Chronic wound healing composition and application thereof26 Feb 2026US 2026/0053836 A1
- Bismuth-thiol compositions and methods for treating wounds2 Oct 2025US 2025/0302793 A1Microbion Corporation
- Pharmaceutical preservation of cree activation with nitarsone for use in the treatment of neurodegenerative diseases25 Sep 2025US 2025/0295627 A1Leibniz-Institut fuer Neurobiologie
- Composition and method for treating menstruation related symptoms10 Apr 2025US 2025/0114314 A1
Most cited
By later US patents
- Pharmaceutical vehicles for exhancing penetration and retention in the skin149US 4,895,727 AChemex Pharmaceuticals, Inc. · 1990
- Chewing gum containing colloidal bismuth subcitrate49US 5,834,002 AJosman Laboratories, Inc. · 1998
- Microbially-stable bismuth-containing liquid pharmaceutical suspensions38US 5,013,560 AThe Procter & Gamble Company · 1991
- Methods and compositions for the treatment of gastrointestinal disorders36US 5,256,684 AThe Procter & Gamble Company · 1993
- Processes for making colored pharmaceutical compositions27US 4,801,454 AThe Proctor & Gamble Company · 1989