A61K 49/1818
Particles
Official title: {particles, e.g. uncoated or non-functionalised microparticles or nanoparticles}
A61K49/1818 (Particles) appears on 754 US grants and 1,240 published applications in this corpus.
Search patents in A61K- Granted patents
- 754
- Published applications
- 1,240
- Assignees
- 633
- Inventors
- 2,669
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 15 | 0 |
| 1995 | 16 | 0 |
| 1996 | 14 | 0 |
| 1997 | 28 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 11 |
| 2003 | 9 | 22 |
| 2004 | 3 | 7 |
| 2005 | 3 | 21 |
| 2006 | 2 | 33 |
| 2007 | 3 | 29 |
| 2008 | 5 | 34 |
| 2009 | 6 | 75 |
| 2010 | 8 | 77 |
| 2011 | 12 | 69 |
| 2012 | 23 | 74 |
| 2013 | 43 | 62 |
| 2014 | 45 | 79 |
| 2015 | 48 | 90 |
| 2016 | 36 | 62 |
| 2017 | 59 | 61 |
| 2018 | 41 | 69 |
| 2019 | 43 | 66 |
| 2020 | 40 | 60 |
| 2021 | 40 | 55 |
| 2022 | 43 | 44 |
| 2023 | 33 | 61 |
| 2024 | 21 | 36 |
| 2025 | 26 | 23 |
| 2026 | 21 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic formulations for biomarker sampling and enhanced drug delivery22 Sep 2026US 12,741,038 B2Rocket Science Health Corp.
- Method for treating cancerous tissue with a nanotherapeutic1 Sep 2026US 12,721,910 B2Imam Abdulrahman Bin Faisal University
- Methods for preparing nanotherapeutic compositions1 Sep 2026US 12,721,911 B2Imam Abdulrahman Bin Faisal University
- Magnetomotive probe and method of use thereof4 Aug 2026US 12,697,097 B2NanoEcho AB
- Blood-brain barrier-penetrating nanotheranostics for acute and chronic neurodegenerative diseases and the like14 Jul 2026US 12,678,457 B2The Governing Council of the University of Toronto
- Method for synthesizing zeolite nanoparticles in a saline phosphate buffer and associated nanoparticles, suspensions, pharmaceutical composition and uses8 Oct 2026US 2026/0306532 A1Centre National De La Recherche Scientifique
- Oligosaccharide and/or polysaccharide coated iron oxide nanorods and methods of making and use thereof1 Oct 2026US 2026/0298916 A15M Biomed, LLC
- Dual-modal tumor imaging using functionalized iron-oxide nanoparticles for mri and fluorescence imaging3 Sep 2026US 2026/0256952 A1University of South Florida
- All-in-one multimodal nanotheranostic platform for image-guided therapy20 Aug 2026US 2026/0241003 A1The Johns Hopkins University
- Near-Infrared Dyes And Conjugates For Targeting Tumors20 Aug 2026US 2026/0241040 A1Lahjavida, LLC
Most cited
By later US patents
- Particle immobilized coatings and uses thereof1,386US 8,679,454 B2SurModics, Inc. · 2014
- Composition useful for in vivo delivery of biologics and methods employing same369US 5,498,421 AVivorx Pharmaceuticals, Inc. · 1996
- Magnetic-polymer particles309US 4,795,698 AImmunicon Corporation · 1989
- Coated nanoparticles262US 6,548,264 B1University of Florida · 2003
- Mucoadhesive compositions for increasing the ultrasonic image contrast of the digestive tract241US 5,688,490 ABracco International B. V. · 1997