A61K 47/6903
The form being semi-solid
Official title: {the form being semi-solid, e.g. an ointment, a gel, a hydrogel or a solidifying gel}
A61K47/6903 (The form being semi-solid) appears on 385 US grants and 737 published applications in this corpus.
Search patents in A61K- Granted patents
- 385
- Published applications
- 737
- Assignees
- 395
- Inventors
- 1,551
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 8 |
| 2003 | 4 | 6 |
| 2004 | 3 | 9 |
| 2005 | 3 | 12 |
| 2006 | 6 | 10 |
| 2007 | 4 | 18 |
| 2008 | 3 | 9 |
| 2009 | 2 | 19 |
| 2010 | 11 | 10 |
| 2011 | 7 | 20 |
| 2012 | 6 | 22 |
| 2013 | 12 | 27 |
| 2014 | 17 | 23 |
| 2015 | 26 | 29 |
| 2016 | 26 | 35 |
| 2017 | 23 | 28 |
| 2018 | 17 | 37 |
| 2019 | 15 | 46 |
| 2020 | 24 | 60 |
| 2021 | 21 | 57 |
| 2022 | 21 | 73 |
| 2023 | 28 | 56 |
| 2024 | 26 | 43 |
| 2025 | 27 | 45 |
| 2026 | 18 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dynamic-covalent hydrogels with glucose-specific and glucose-responsive diboronate crosslinking29 Sep 2026US 12,746,277 B2University of Notre Dame du Lac
- Thiol-michael addition hydrogel-based brachytherapy system and methods comprising the same11 Aug 2026US 12,702,639 B2University of Virginia Patent Foundation
- Slow-release cytokine conjugates4 Aug 2026US 12,697,395 B2ProLynx LLC
- FasL-engineered biomaterials with immunomodulatory function7 Jul 2026US 12,673,073 B2Georgia Tech Research Corporation
- Treatment of infections9 Jun 2026US 12,648,997 B2Ascendis Pharma A/S
- Broad-spectrum antibiotic hybrids for the treatment of multi-drug resistant infections1 Oct 2026US 2026/0295059 A1Monash University
- Ultra-high molecular weight polymers and methods of using the same1 Oct 2026US 2026/0297319 A1
- Degradable hyaluronic acid hydrogels17 Sep 2026US 2026/0273090 A1Ascendis Pharma A/S
- Hydrogels containing aldehyde groups for controlled release of bacteriophages and antibiotics to treat infections3 Sep 2026US 2026/0256852 A1The Board of Trustees of the Leland Stanford Junior University
- Surface functionalized, host-guest polymer nano-assemblies and methods thereof20 Aug 2026US 2026/0240786 A1University of Massachusetts
Most cited
By later US patents
- Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers896US 5,410,016 ABoard of Regents, The University of Texas System · 1995
- Gels for encapsulation of biological materials587US 5,858,746 ABoard of Regents, The University of Texas System · 1999
- Liquid delivery compositions268US 5,780,044 AAtrix Laboratories, Inc. · 1998
- Gels for encapsulation of biological materials267US 5,573,934 ABoard of Regents, The University of Texas System · 1996
- Liquid delivery compositions243US 5,744,153 AAtrix Laboratories, Inc. · 1998