A61K 49/0039
Coumarin dyes
Official title: {Coumarin dyes}
A61K49/0039 (Coumarin dyes) appears on 74 US grants and 121 published applications in this corpus.
Search patents in A61K- Granted patents
- 74
- Published applications
- 121
- Assignees
- 96
- Inventors
- 301
- Latest grant
- 11 Aug 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 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 4 |
| 2003 | 0 | 4 |
| 2004 | 1 | 0 |
| 2005 | 1 | 4 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 2 | 3 |
| 2009 | 0 | 5 |
| 2010 | 1 | 3 |
| 2011 | 3 | 8 |
| 2012 | 2 | 5 |
| 2013 | 2 | 7 |
| 2014 | 2 | 5 |
| 2015 | 1 | 7 |
| 2016 | 9 | 7 |
| 2017 | 4 | 13 |
| 2018 | 1 | 6 |
| 2019 | 8 | 4 |
| 2020 | 8 | 9 |
| 2021 | 3 | 2 |
| 2022 | 5 | 5 |
| 2023 | 1 | 5 |
| 2024 | 5 | 2 |
| 2025 | 2 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Functionalized silica nanorings, methods of making same, and uses thereof11 Aug 2026US 12,703,637 B2Cornell University
- Silane-fluorophore complex indicator fluoride measurement10 Feb 2026US 12,546,718 B2Hach Company
- Probes for imaging b-amyloid and inhibition of β-amyloid aggregation7 Oct 2025US 12,433,962 B2The Hong Kong University of Science and Technology
- Molecular renal probes for detecting acute kidney injury13 May 2025US 12,296,027 B2Nanyang Technological University
- Sustained release biodegradable intracanalicular inserts comprising a hydrogel and an active agent10 Dec 2024US 12,161,753 B2Ocular Therapeutix, Inc.
- Fluorescent probes for magl20 Aug 2026US 2026/0241039 A1Hoffmann-La Roche Inc.
- Fluorescence imaging reagent for lipid droplets in tissues and cells20 Aug 2026US 2026/0241041 A1National University Corporation Gunma University
- Molecular renal probes for detecting acute kidney injury11 Jun 2026US 2026/0158174 A1Nanyang Technological University
- Compounds5 Mar 2026US 2026/0062447 A1University of Southampton
- Sustained release biodegradable intracanalicular inserts comprising a hydrogel and an active agent17 Apr 2025US 2025/0120906 A1Ocular Therapeutix, Inc.
Most cited
By later US patents
- Method for improved selectivity in photo-activation and detection of molecular diagnostic agents81US 5,832,931 APhotogen, Inc. · 1998
- Boron analogs of amino acid/peptide protease inhibitors70US 4,963,655 AMayo Foundation for Medical Education and Research · 1990
- Cytotoxic boronic acid peptide analogs56US 5,106,948 AMao Foundation for Medical Education and Research · 1992
- Methods for improved selectivity in photo-activation and detection of molecular diagnostic agents46US 7,346,387 B1Provectus Devicetech, Inc. · 2008
- Conjugated polypeptides and methods for their preparation43US 5,162,218 AThe Regents of the University of California · 1992