A61K 49/22
Echographic preparations
Official title: Echographic preparations; Ultrasonic imaging preparations
A61K49/22 (Echographic preparations) appears on 993 US grants and 1,155 published applications in this corpus.
Search patents in A61K- Granted patents
- 993
- Published applications
- 1,155
- Assignees
- 505
- Inventors
- 2,095
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 7 | 0 |
| 1993 | 15 | 0 |
| 1994 | 19 | 0 |
| 1995 | 24 | 0 |
| 1996 | 51 | 0 |
| 1997 | 47 | 0 |
| 1998 | 48 | 0 |
| 1999 | 30 | 0 |
| 2000 | 54 | 0 |
| 2001 | 42 | 21 |
| 2002 | 30 | 39 |
| 2003 | 38 | 52 |
| 2004 | 18 | 39 |
| 2005 | 15 | 58 |
| 2006 | 22 | 33 |
| 2007 | 8 | 27 |
| 2008 | 10 | 32 |
| 2009 | 10 | 31 |
| 2010 | 14 | 30 |
| 2011 | 13 | 39 |
| 2012 | 20 | 39 |
| 2013 | 23 | 51 |
| 2014 | 29 | 58 |
| 2015 | 41 | 69 |
| 2016 | 35 | 64 |
| 2017 | 43 | 40 |
| 2018 | 25 | 57 |
| 2019 | 43 | 55 |
| 2020 | 37 | 62 |
| 2021 | 32 | 66 |
| 2022 | 39 | 49 |
| 2023 | 25 | 42 |
| 2024 | 27 | 39 |
| 2025 | 21 | 35 |
| 2026 | 17 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for measuring intravascular blood flow using a backscattering contrast6 Oct 2026US 12,751,639 B2The General Hospital Corporation
- Cancer treatment methods using thermotherapy and/or enhanced immunotherapy15 Sep 2026US 12,734,238 B2
- Syringe-based microbubble generator with an aerator25 Aug 2026US 12,714,779 B2Agitated Solutions Inc.
- Microbubble destruction for medical ultrasound imaging18 Aug 2026US 12,708,347 B2Siemens Medical Solutions USA, Inc.
- Device and method for in vivo flow cytometry using the detection of photoacoustic waves23 Jun 2026US 12,661,013 B2BioVentures, LLC
- Ultrasound coupling agent8 Oct 2026US 2026/0306057 A1Sonoclear AS
- Gas-filled microvesicles with perfluoro olefin1 Oct 2026US 2026/0295097 A1Bracco Suisse SA
- Gel compositions and related methods17 Sep 2026US 2026/0273113 A1Boston Scientific Scimed, Inc.
- Compositions and methods of controlling expression of thermogenin (ucp-1) in skeletal muscles10 Sep 2026US 2026/0263560 A1Thermogen Biotherapeutics, LLC
- All-in-one multimodal nanotheranostic platform for image-guided therapy20 Aug 2026US 2026/0241003 A1The Johns Hopkins University
Most cited
By later US patents
- Microporation of human skin for monitoring the concentration of an analyte944US 5,885,211 AAltea Technologies, Inc. · 1999
- Transdermal delivery of encapsulated drugs775US 5,814,599 AMassachusetts Insitiute of Technology · 1998
- Biodegradable injectable nanoparticles724US 5,543,158 AMassachusetts Institute of Technology · 1996
- Microporation of human skin for drug delivery and monitoring applications699US 6,142,939 AAltea Technologies, Inc. · 2000
- Methods and apparatus for performing diagnostic and therapeutic ultrasound simultaneously662US 5,558,092 AImaRx Pharmaceutical Corp. · 1996