A61K 51/1234
Liposomes
Official title: {Liposomes}
A61K51/1234 (Liposomes) appears on 91 US grants and 147 published applications in this corpus.
Search patents in A61K- Granted patents
- 91
- Published applications
- 147
- Assignees
- 102
- Inventors
- 373
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 4 |
| 2003 | 2 | 10 |
| 2004 | 0 | 10 |
| 2005 | 1 | 8 |
| 2006 | 2 | 3 |
| 2007 | 0 | 6 |
| 2008 | 2 | 7 |
| 2009 | 0 | 5 |
| 2010 | 3 | 3 |
| 2011 | 3 | 10 |
| 2012 | 4 | 7 |
| 2013 | 9 | 8 |
| 2014 | 5 | 7 |
| 2015 | 2 | 7 |
| 2016 | 4 | 5 |
| 2017 | 3 | 5 |
| 2018 | 2 | 7 |
| 2019 | 0 | 4 |
| 2020 | 3 | 7 |
| 2021 | 1 | 4 |
| 2022 | 3 | 4 |
| 2023 | 0 | 2 |
| 2024 | 1 | 7 |
| 2025 | 2 | 5 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liposomal nanocarrier delivery system for targeting active CD44 molecule, preparation method therefor, and uses thereof2 Jun 2026US 12,642,875 B2Beijing Inno Medicine Co., Ltd.
- Iodinated phenolic lipids and methods and cosolvent systems for iodination of phenolic lipids30 Sep 2025US 12,427,208 B2Molecular Targeting Technologies, Inc.
- Polymeric core-shell particles18 Feb 2025US 12,226,496 B2Bar-Ilan University
- Particles comprising bilirubin derivative and metal13 Feb 2024US 11,896,681 B2Bilix Co., Ltd.
- Composition for material delivery, including exosome mimetics derived from red blood cells, and use thereof20 Sep 2022US 11,446,402 B2Kyungpook National University Industry-Academic Cooperation Foundation
- Lipid nanoparticle for radiation therapy, manufacturing method, combination composition, and kit4 Dec 2025US 2025/0367333 A1Kabushiki Kaisha Toshiba
- Radiolabeled liposomes and methods of use for treating leptomeningeal metastases23 Oct 2025US 2025/0325715 A1NanoTx, Corp.
- Liposomal nanocarrier delivery system for targeting active cd44 molecule, preparation method therefor, and uses thereof29 May 2025US 2025/0170279 A1Beijing Inno Medicine Co., Ltd.
- Liposomal nanocarrier delivery system for targeting active cd44 molecule, preparation method therefor, and uses thereof29 May 2025US 2025/0170280 A1Beijing Inno Medicine Co., Ltd.
- Novel boronsome facilitating diagnosis and treatment23 Jan 2025US 2025/0026770 A1Peking University
Most cited
By later US patents
- Method of targeting tumors in humans336US 5,019,369 AVestar, Inc. · 1991
- Therapeutic liposome composition and method of preparation191US 6,056,973 ASequus Pharmaceuticals, Inc. · 2000
- Means of preparation and applications of liposomes containing high concentrations of entrapped ionic species186US 4,310,506 ACalifornia Institute of Technology · 1982
- Liposome compositions and kits therefor179US 5,738,868 ALipogenics, Inc. · 1998
- Therapeutic liposome composition and method of preparation134US 6,316,024 B1Sequus Pharmaceuticals, Inc. · 2001