A61K 51/1217
Dispersions, suspensions, colloids, emulsions
Official title: {Dispersions, suspensions, colloids, emulsions, e.g. perfluorinated emulsion, sols}
A61K51/1217 (Dispersions, suspensions, colloids, emulsions) appears on 246 US grants and 295 published applications in this corpus.
Search patents in A61K- Granted patents
- 246
- Published applications
- 295
- Assignees
- 215
- Inventors
- 756
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 3 |
| 2002 | 3 | 9 |
| 2003 | 6 | 12 |
| 2004 | 5 | 16 |
| 2005 | 1 | 15 |
| 2006 | 2 | 5 |
| 2007 | 4 | 15 |
| 2008 | 4 | 11 |
| 2009 | 1 | 8 |
| 2010 | 3 | 8 |
| 2011 | 8 | 12 |
| 2012 | 7 | 11 |
| 2013 | 10 | 15 |
| 2014 | 9 | 12 |
| 2015 | 5 | 15 |
| 2016 | 13 | 21 |
| 2017 | 17 | 11 |
| 2018 | 8 | 11 |
| 2019 | 5 | 10 |
| 2020 | 6 | 16 |
| 2021 | 5 | 12 |
| 2022 | 8 | 11 |
| 2023 | 0 | 10 |
| 2024 | 5 | 11 |
| 2025 | 9 | 11 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Use of mitoxantrone preparation in preparation of drug for diagnosing and treating breast cancer2 Jun 2026US 12,642,777 B2Shenzhen China Resources Gosun Pharmaceuticals Co., Ltd
- 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.
- Nanosystems as selective vehicles19 May 2026US 12,629,427 B2Servizo Galego De SAúDe FundacióN Instituto De InvestigacióN Sanitaria De Santiago De Compostela (Fidis)
- Radiotherapy gel and method of preparing the same13 Jan 2026US 12,521,452 B2Vivos, Inc.
- Radioactive yttrium phosphate suspension and method of preparing the same9 Dec 2025US 12,491,269 B2Vivos, Inc.
- Methods and materials for treating cancer8 Oct 2026US 2026/0306684 A1Mayo Foundation for Medical Education and Research
- Targeting the innate immune system to induce long-term tolerance and to resolve macrophage accumulation in atherosclerosis6 Aug 2026US 2026/0224505 A1Icahn School of Medicine at Mount Sinai
- Perfluorinated micelles and medical uses thereof16 Jul 2026US 2026/0199236 A1Centre National De La Recherche Scientifique
- Suspension containing radioactive microspheres, and preparation method therefor and use thereof2 Apr 2026US 2026/0091149 A1Chengdu Shetai Medical Technology Co., Ltd.
- Lipid nanoparticle for radiation therapy, manufacturing method, combination composition, and kit4 Dec 2025US 2025/0367333 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Radioactive embolizing compositions503US 6,015,541 AMicro Therapeutics, Inc. · 2000
- Method of targeting tumors in humans336US 5,019,369 AVestar, Inc. · 1991
- Probiotic recolonisation therapy240US 8,460,648 B22013
- Diagnostic/therapeutic agents having microbubbles coupled to one or more vectors228US 6,261,537 B1Nycomed Imaging AS · 2001
- Therapeutic liposome composition and method of preparation191US 6,056,973 ASequus Pharmaceuticals, Inc. · 2000