A61K 31/295
Iron group metal compounds
A61K31/295 (Iron group metal compounds) appears on 276 US grants and 336 published applications in this corpus.
Search patents in A61K- Granted patents
- 276
- Published applications
- 336
- Assignees
- 182
- Inventors
- 605
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 14 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 3 |
| 2002 | 8 | 7 |
| 2003 | 5 | 12 |
| 2004 | 4 | 15 |
| 2005 | 4 | 19 |
| 2006 | 3 | 12 |
| 2007 | 3 | 5 |
| 2008 | 4 | 9 |
| 2009 | 3 | 9 |
| 2010 | 5 | 14 |
| 2011 | 7 | 11 |
| 2012 | 6 | 10 |
| 2013 | 3 | 18 |
| 2014 | 12 | 22 |
| 2015 | 6 | 17 |
| 2016 | 17 | 15 |
| 2017 | 14 | 23 |
| 2018 | 17 | 24 |
| 2019 | 14 | 21 |
| 2020 | 12 | 13 |
| 2021 | 15 | 16 |
| 2022 | 5 | 12 |
| 2023 | 4 | 9 |
| 2024 | 6 | 8 |
| 2025 | 6 | 7 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of an organometallic compound as a DNA-demethylating agent22 Sep 2026US 12,740,961 B2Institut National De La Sante Et De La Recherche Medicale (Inserm)
- Agent for ameliorating and/or preventing sickle cell disease24 Feb 2026US 12,558,333 B2Neopharma Japan Co., Ltd.
- Carboxylate ligand modified ferric iron hydroxide compositions for use in the treatment or prevention of iron deficiency associated with liver diseases17 Jun 2025US 12,329,736 B2Nemysis Limited
- Fluorous metal chelates compositions10 Jun 2025US 12,325,715 B2The Regents of the University of California
- Treating iron deficiency with ferric carboxymaltose20 May 2025US 12,303,486 B2Pharmacosmos Holding A/S
- Systems and methods for transderman patch delivery8 Oct 2026US 2026/0306421 A1
- Treating iron deficiency with ferric carboxymaltose24 Sep 2026US 2026/0283998 A1Pharmacosmos Holding A/S
- Amino acid-cobalt complex and its use thereof3 Sep 2026US 2026/0256730 A1Aminomatrix Labs Co., Ltd.
- Trace element composition, preparation method therefor, and use thereof30 Jul 2026US 2026/0216058 A1Beijing Zangweixinkang Pharmaceutical R&D Co., Ltd.
- Treating iron deficiency with ferric carboxymaltose2 Apr 2026US 2026/0091015 A1Pharmacosmos Holding A/S
Most cited
By later US patents
- Treatment of female sexual dysfunction239US 5,877,216 AVivus, Inc. · 1999
- Treatment of female sexual dysfunction233US 6,294,550 B1Asivi, LLC · 2001
- Treatment of female sexual dysfunction212US 6,306,841 B1Asivi, LLC · 2001
- Treatment of osteoporosis and metabolic bone disorders with nitric oxide substrate and/or donors183US 6,133,320 ABoard of Regents, The University of Texas System · 2000
- Treatment of equine laminitis150US 5,891,472 A1999