A61K 49/1854
The organic macromolecular compound being obtained by reactions only involving carbon-to-carbon unsaturated
Official title: {the organic macromolecular compound being obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. poly(meth)acrylate, polyacrylamide, polyvinylpyrrolidone, polyvinylalcohol}
A61K49/1854 (The organic macromolecular compound being obtained by reactions only involving carbon-to-carbon unsaturated) appears on 41 US grants and 68 published applications in this corpus.
Search patents in A61K- Granted patents
- 41
- Published applications
- 68
- Assignees
- 65
- Inventors
- 238
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 8 |
| 2010 | 0 | 1 |
| 2011 | 1 | 7 |
| 2012 | 2 | 4 |
| 2013 | 2 | 4 |
| 2014 | 3 | 3 |
| 2015 | 2 | 4 |
| 2016 | 3 | 3 |
| 2017 | 1 | 2 |
| 2018 | 2 | 4 |
| 2019 | 2 | 5 |
| 2020 | 2 | 0 |
| 2021 | 3 | 2 |
| 2022 | 0 | 5 |
| 2023 | 2 | 2 |
| 2024 | 1 | 5 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mapping nanoparticles14 Apr 2026US 12,599,683 B2Ferronova Pty Ltd
- Compositions and methods for targeting cells10 Dec 2024US 12,161,663 B2Children's Medical Center Corporation
- Radiopaque monomers, polymers, microspheres, and methods related thereto19 Dec 2023US 11,845,823 B2Biosphere Medical, Inc.
- Magnetic tracer compositions17 Oct 2023US 11,786,613 B2Ferronova Pty Ltd
- Poly(vinyl alcohol) nanocarriers5 Oct 2021US 11,135,309 B2The Regents of the University of California
- Compositions and methods for targeting cells13 Feb 2025US 2025/0049839 A1Children's Medical Center Corporation
- Magnetic ferroferric oxide nanoparticle, and preparation method therefor and use thereof2 Jan 2025US 2025/0001018 A1South Medical University
- Mapping nanoparticles19 Dec 2024US 2024/0415986 A1Purdue Research Foundation
- Polymer microsphere and preparation method thereof26 Sep 2024US 2024/0316222 A1Beijing BOE Technology Development Co., Ltd.
- A contrast agent for mri imaging diagnostics25 Jul 2024US 2024/0245809 A1
Most cited
By later US patents
- Mucoadhesive compositions for increasing the ultrasonic image contrast of the digestive tract241US 5,688,490 ABracco International B. V. · 1997
- Process of making resuspendable coated magnetic particles81US 5,512,332 AImmunivest Corporation · 1996
- Diagnostic magnetometry using superparamagnetic particles76US 5,384,109 ANycomed Imaging AS · 1995
- Ultrafine lightly coated superparamagnetic particles for MRI53US 6,207,134 B1Nycomed Imaging AS · 2001
- Composite particles, derived conjugates, preparation method and applications50US 7,217,457 B2Bio Merieux · 2007