A61K 9/1278
Post-loading
Official title: Post-loading, e.g. by ion or pH gradient
A61K9/1278 (Post-loading) appears on 280 US grants and 356 published applications in this corpus.
Search patents in A61K- Granted patents
- 280
- Published applications
- 356
- Assignees
- 206
- Inventors
- 739
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 9 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 21 | 0 |
| 1999 | 10 | 0 |
| 2000 | 12 | 0 |
| 2001 | 3 | 3 |
| 2002 | 9 | 9 |
| 2003 | 5 | 12 |
| 2004 | 5 | 13 |
| 2005 | 1 | 7 |
| 2006 | 6 | 9 |
| 2007 | 6 | 8 |
| 2008 | 1 | 8 |
| 2009 | 1 | 8 |
| 2010 | 2 | 10 |
| 2011 | 3 | 11 |
| 2012 | 7 | 16 |
| 2013 | 11 | 21 |
| 2014 | 7 | 19 |
| 2015 | 3 | 11 |
| 2016 | 4 | 18 |
| 2017 | 14 | 27 |
| 2018 | 12 | 17 |
| 2019 | 11 | 25 |
| 2020 | 15 | 6 |
| 2021 | 11 | 27 |
| 2022 | 5 | 15 |
| 2023 | 6 | 17 |
| 2024 | 11 | 14 |
| 2025 | 16 | 13 |
| 2026 | 11 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Assisted loading of hydrophobic molecules into liposomes6 Oct 2026US 12,751,922 B2University of Connecticut
- Oxazolidinone compounds, liposome compositions comprising oxazolidinone compounds and method of use thereof6 Oct 2026US 12,753,170 B2Akagera Medicines, Inc.
- Oxazolidinone compounds, liposome compositions comprising oxazolidinone compounds and method of use thereof29 Sep 2026US 12,747,236 B2Akagera Medicines, Inc.
- Liposome formulations for treatment of cancers and drug resistance of cancers28 Jul 2026US 12,691,065 B2NanoTech Pharma Inc.
- Sustained-release pharmaceutical compositions comprising of a sedative drug and uses thereof19 May 2026US 12,629,354 B2Taiwan Liposome Co., Ltd.
- Modified liposome for drug delivery, use of liposome for drug delivery, especially with anti-cancer activity, and ways to load liposome with drugs, especially with anti-cancer activity8 Oct 2026US 2026/0306403 A1Bs Biotechna Spolka Akcyjna
- Leveraging lipid-protein interactions to engineer spatial organization in cell-free systems8 Oct 2026US 2026/0306405 A1
- Interfering rna for inhibiting b7-h3 gene expression and use thereof20 Aug 2026US 2026/0242784 A1Jenkem Technology Co., Ltd. (Beijing)
- Manufacturing process for hybrid lipid particles30 Jul 2026US 2026/0216073 A1Sisaf Limited
- Carotenoid compositions and uses thereof9 Jul 2026US 2026/0191810 A1L.E.A.F. Holdings Group LLC
Most cited
By later US patents
- Therapeutic drug delivery systems498US 5,580,575 AImaRx Pharmaceutical Corp. · 1996
- Gas and gaseous precursor filled microspheres as topical and subcutaneous delivery vehicles426US 5,733,572 AImaRx Pharmaceutical Corp. · 1998
- Therapeutic delivery systems related applications384US 5,542,935 AImaR.sub.x Pharmaceutical Corp. · 1996
- Methods of preparing gas-filled liposomes362US 5,469,854 AImaR.sub.x Pharmaceutical Corp. · 1995
- Therapeutic drug delivery systems341US 5,770,222 AImaRx Pharmaceutical Corp. · 1998