C09B 57/002
Aminoketone dyes
Official title: {Aminoketone dyes, e.g. arylaminoketone dyes (C09B13/00 takes precedence)}
C09B57/002 (Aminoketone dyes) appears on 6 US grants and 3 published applications in this corpus.
Search patents in C09B- Granted patents
- 6
- Published applications
- 3
- Assignees
- 7
- Inventors
- 26
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Live-cell fluorescent mitochondrial stains20 Jan 2026US 12,528,944 B2Howard Hughes Medical Institute
- Additive for quality determination of adhesive bond primers3 Aug 2021US 11,078,386 B2Hamilton Sundstrand Corporation
- Near-infrared absorbing composition for solid-state imaging device and filter8 Dec 2020US 10,858,519 B2Toppan Printing Co., Ltd.
- Thermal imaging methods and materials27 Sep 1994US 5,350,870 APolaroid Corporation
- Thermal imaging methods and materials17 Aug 1993US 5,236,884 APolaroid Corporation
- Live-cell fluorescent mitochondrial stains5 Oct 2023US 2023/0312931 A1Howard Hughes Medical Institute
- Additive for quality determination of adhesive bond primers9 Apr 2020US 2020/0109317 A1Hamilton Sundstrand Corporation
- Near-infrared absorbing composition for solid-state imaging device and filter8 Nov 2018US 2018/0319989 A1Toppan Printing Co., Ltd.
Most cited
By later US patents
- Thermal imaging methods and materials20US 5,350,870 APolaroid Corporation · 1994
- Thermal imaging methods and materials7US 5,236,884 APolaroid Corporation · 1993
- Near-infrared absorbing composition for solid-state imaging device and filter1US 10,858,519 B2Toppan Printing Co., Ltd. · 2020
- Additive for quality determination of adhesive bond primers1US 11,078,386 B2Hamilton Sundstrand Corporation · 2021
- Benzoquinone dye, rope-dyeing dye compositions, cotton rope-dyeing methods using same, and the thus dyed materials1US 5,122,160 AMitsui Toatsu Chemicals, Inc. · 1992