A61K 49/0438
Organic x-ray contrast-enhancing agent comprising an iodinated group or an iodine atom
Official title: {Organic X-ray contrast-enhancing agent comprising an iodinated group or an iodine atom, e.g. iopamidol}
A61K49/0438 (Organic x-ray contrast-enhancing agent comprising an iodinated group or an iodine atom) appears on 190 US grants and 293 published applications in this corpus.
Search patents in A61K- Granted patents
- 190
- Published applications
- 293
- Assignees
- 164
- Inventors
- 547
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 9 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 2 |
| 2003 | 3 | 5 |
| 2004 | 3 | 8 |
| 2005 | 2 | 9 |
| 2006 | 3 | 11 |
| 2007 | 3 | 6 |
| 2008 | 4 | 10 |
| 2009 | 0 | 8 |
| 2010 | 6 | 14 |
| 2011 | 1 | 5 |
| 2012 | 6 | 10 |
| 2013 | 9 | 14 |
| 2014 | 8 | 24 |
| 2015 | 6 | 14 |
| 2016 | 8 | 12 |
| 2017 | 10 | 10 |
| 2018 | 7 | 7 |
| 2019 | 9 | 26 |
| 2020 | 2 | 17 |
| 2021 | 12 | 14 |
| 2022 | 14 | 11 |
| 2023 | 12 | 10 |
| 2024 | 4 | 17 |
| 2025 | 10 | 18 |
| 2026 | 5 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Radiopaque nanoparticles for medical imaging7 Jul 2026US 12,673,121 B2Translational and Fundamental Technologies Institute LLC
- Molecular probe for nucleic acid detection, preparation and use thereof2 Jun 2026US 12,644,155 B2Ge Healthcare Limited
- Vascular embolic system19 May 2026US 12,629,446 B23-D Matrix, Ltd.
- Compositions and methods for treating renal injury5 May 2026US 12,616,681 B2Case Western Reserve University
- Cationic nanostructures for intra-cartilage delivery of contrast agents and diagnostic uses thereof3 Mar 2026US 12,564,639 B2Northeastern University
- Stabilized formulations containing iodinated contrast agents and cyclodextrins16 Jul 2026US 2026/0199531 A1
- Vascular embolic system16 Jul 2026US 2026/0199545 A13-D Matrix, Ltd.
- Conjugates having antifouling nanoparticles and methods of use9 Jul 2026US 2026/0191997 A1Board of Regents, The University of Texas System
- Tetrafluoroethylene copolymer compositions and associated methods28 May 2026US 2026/0144909 A1W. L. Gore & Associates, Inc.
- Iodinated multi-functional compounds with enhanced hydrolytic stability in radiopaque hydrogels7 May 2026US 2026/0125517 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Radio-opaque polymer biomaterials182US 6,475,477 B1Rutgers, The State University · 2002
- Microprecipitation of micro-nanoparticulate pharmaceutical agents181US 5,662,883 ANanoSystems L.L.C. · 1997
- X-ray contrast agent97US 5,550,263 AKarlshamns LipidTeknik AB · 1996
- Use of fullerenes in diagnostic and/or therapeutic agents95US 5,688,486 ANycomed Salutar, Inc. · 1997
- Use of acousto-optical and sonoluminescene contrast agents74US 6,424,857 B1Amersham Health AS · 2002