A61K 9/501
Inorganic compounds
Official title: {Inorganic compounds}
A61K9/501 (Inorganic compounds) appears on 356 US grants and 583 published applications in this corpus.
Search patents in A61K- Granted patents
- 356
- Published applications
- 583
- Assignees
- 324
- Inventors
- 1,204
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 6 |
| 2002 | 7 | 5 |
| 2003 | 6 | 6 |
| 2004 | 4 | 12 |
| 2005 | 2 | 9 |
| 2006 | 7 | 10 |
| 2007 | 0 | 7 |
| 2008 | 1 | 14 |
| 2009 | 1 | 14 |
| 2010 | 10 | 21 |
| 2011 | 5 | 16 |
| 2012 | 8 | 16 |
| 2013 | 23 | 22 |
| 2014 | 10 | 26 |
| 2015 | 17 | 27 |
| 2016 | 17 | 35 |
| 2017 | 20 | 43 |
| 2018 | 22 | 32 |
| 2019 | 22 | 34 |
| 2020 | 17 | 39 |
| 2021 | 27 | 43 |
| 2022 | 16 | 33 |
| 2023 | 16 | 38 |
| 2024 | 23 | 31 |
| 2025 | 20 | 19 |
| 2026 | 15 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Delayed-release formulation of duloxetine1 Sep 2026US 12,721,817 B1Almatica Pharma LLC
- Lithium fluoride nanoparticles for the protection of chondrocytes in osteoarthritis18 Aug 2026US 12,708,606 B2University of Georgia Research Foundation, Inc.
- Chitosan-Fe coating-based synbiotic microcapsule with gastric acid resistance and intestinal targeted release and preparation method thereof21 Jul 2026US 12,685,712 B2China Agricultural University
- Coated drug compositions and methods of preparing the same2 Jun 2026US 12,642,773 B2APPLIED Materials.Inc.
- Dosage form comprising an alkaline agent and an enteric coating layer12 May 2026US 12,622,875 B2Evonik Operations GmbH
- Injectable composite depot3 Sep 2026US 2026/0256688 A1DelSiTech Oy
- Bioglass composition3 Sep 2026US 2026/0256832 A1Imam Abdulrahman Bin Faisal University
- Pharmaceutical compositions with improved dissolution20 Aug 2026US 2026/0240784 A1APPLIED Materials.Inc.
- Biodegradable Delivery Systems for Controlled Oral Delivery of Active Substances Using Microencapsulation and Multi-Trigger Mechanisms2 Jul 2026US 2026/0183246 A1
- Protein powder compositions and methods for preparing the same25 Jun 2026US 2026/0174869 A1APPLIED Materials.Inc.
Most cited
By later US patents
- Tamper-resistant oral opioid agonist formulations343US 6,696,088 B2Euro-Celtique S. A. · 2004
- Calcium phosphate microcarriers and microspheres198US 6,210,715 B1CaP Biotechnology, Inc. · 2001
- Sustained release material and method of manufacturing the same188US 5,156,623 AOlympus Optical Co., Ltd. · 1992
- Tamper-resistant oral opioid agonist formulations166US 7,658,939 B2Purdue Pharma L. P. · 2010
- Tissue injectable composition and method of use158US 5,792,478 AAdvanced Uro Science · 1998