A61K 51/1213
Semi-solid forms, gels, hydrogels, ointments, fats and waxes that are solid at
Official title: {Semi-solid forms, gels, hydrogels, ointments, fats and waxes that are solid at room temperature}
A61K51/1213 (Semi-solid forms, gels, hydrogels, ointments, fats and waxes that are solid at) appears on 71 US grants and 113 published applications in this corpus.
Search patents in A61K- Granted patents
- 71
- Published applications
- 113
- Assignees
- 81
- Inventors
- 197
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 4 |
| 2005 | 2 | 4 |
| 2006 | 2 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 4 |
| 2009 | 0 | 5 |
| 2010 | 2 | 3 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 5 |
| 2014 | 6 | 9 |
| 2015 | 5 | 5 |
| 2016 | 7 | 4 |
| 2017 | 4 | 5 |
| 2018 | 3 | 6 |
| 2019 | 6 | 5 |
| 2020 | 3 | 4 |
| 2021 | 3 | 8 |
| 2022 | 3 | 7 |
| 2023 | 2 | 6 |
| 2024 | 2 | 6 |
| 2025 | 4 | 8 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thiol-michael addition hydrogel-based brachytherapy system and methods comprising the same11 Aug 2026US 12,702,639 B2University of Virginia Patent Foundation
- Bioorthogonal compositions20 Jan 2026US 12,527,874 B2Tambo, Inc.
- Radiotherapy gel and method of preparing the same13 Jan 2026US 12,521,452 B2Vivos, Inc.
- Hydrogel-forming composition for controlled release12 Aug 2025US 12,383,628 B2Universiteit Gent
- Hyaloclastite fertilizer, hyaloclastite plant nutrient, hyaloclastite plant soil improvment and method of making and using same6 May 2025US 12,291,491 B2
- Gel compositions and related methods17 Sep 2026US 2026/0273113 A1Boston Scientific Scimed, Inc.
- Therapeutic hydrogels3 Sep 2026US 2026/0256965 A1Vivos, Inc., d/b/a Advanced Medical Isotope Corporation
- Porous expanding biocompatible scaffolds25 Jun 2026US 2026/0174910 A1Danmarks Tekniske Universitet
- Starch-based hydrogel for administration of therapeutic anticancer agents22 Jan 2026US 2026/0021043 A1
- Solution Loaded with Alpha-Emitter Radionuclides6 Nov 2025US 2025/0339572 A1Alpha Tau Medical Ltd.
Most cited
By later US patents
- Method of local radiotherapy by polymerizing a material in vivo to form a hydrogel283US 5,942,209 AFocal, Inc. · 1999
- Drug releasing biodegradable fiber for delivery of therapeutics270US 7,033,603 B2Board of Regents, The University of Texas · 2006
- Composite hydrogel drug delivery systems248US 6,632,457 B1Incept, LLC · 2003
- Particular agents120US 6,562,318 B1Syngenix Limited · 2003
- Embolic devices89US 9,381,278 B2MicroVention, Inc. · 2016