C09B 23/08
More than three >ch- groups
Official title: more than three >CH- groups, e.g. polycarbocyanines
C09B23/08 (More than three >ch- groups) appears on 526 US grants and 560 published applications in this corpus.
Search patents in C09B- Granted patents
- 526
- Published applications
- 560
- Assignees
- 266
- Inventors
- 1,170
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 13 | 0 |
| 2000 | 7 | 0 |
| 2001 | 11 | 3 |
| 2002 | 12 | 15 |
| 2003 | 13 | 16 |
| 2004 | 13 | 24 |
| 2005 | 10 | 11 |
| 2006 | 10 | 20 |
| 2007 | 9 | 22 |
| 2008 | 8 | 14 |
| 2009 | 11 | 22 |
| 2010 | 17 | 24 |
| 2011 | 18 | 24 |
| 2012 | 19 | 30 |
| 2013 | 20 | 33 |
| 2014 | 29 | 28 |
| 2015 | 29 | 35 |
| 2016 | 21 | 24 |
| 2017 | 27 | 32 |
| 2018 | 21 | 29 |
| 2019 | 28 | 23 |
| 2020 | 17 | 25 |
| 2021 | 14 | 13 |
| 2022 | 12 | 16 |
| 2023 | 11 | 19 |
| 2024 | 16 | 20 |
| 2025 | 15 | 22 |
| 2026 | 11 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Far-red dye probe formulations15 Sep 2026US 12,735,737 B2Gen-Probe Incorporated
- Compound, preparation method therefor, composition, kit and use thereof25 Aug 2026US 12,715,844 B2Signdo Biotechnology (Suzhou) Co., Ltd
- Fluorogenic dimer compound, useful as a probe for detection of endogenous receptors2 Jun 2026US 12,643,855 B2Centre National De La Recherche Scientifique
- Fluorenyl cyanine dyes2 Jun 2026US 12,644,001 B2Biotium, Inc.
- Cyanine dyes12 May 2026US 12,624,391 B2Pacific Biosciences of California, Inc.
- Modified cyanine dyes and conjugates thereof17 Sep 2026US 2026/0274824 A1Bracco Imaging S.P.A.
- Near-Infrared Dyes And Conjugates For Targeting Tumors20 Aug 2026US 2026/0241040 A1Lahjavida, LLC
- Cyanine derivatives and related uses7 May 2026US 2026/0125751 A1Element Biosciences, Inc.
- Near-infrared fluorescent heptamethine dye conjugates with favorable bleaching properties30 Apr 2026US 2026/0117070 A1Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH)
- Icg lipid derivative, and lipid microparticles each containing same30 Apr 2026US 2026/0117071 A1Eisai R&D Management Co., Ltd.
Most cited
By later US patents
- Energy transfer dyes with enchanced fluorescence280US 5,800,996 AThe Perkin-Elmer Corporation · 1998
- Fluorescent labeling complexes with large stokes shift formed by coupling together cyanine and other fluorochromes capable of resonance energy transfer237US 6,008,373 ACarnegie Mellon University · 1999
- Energy transfer dyes with enhanced fluorescence209US 5,945,526 AThe Perkin-Elmer Corporation · 1999
- Energy transfer dyes with enhanced fluorescence168US 5,863,727 AThe Perkin-Elmer Corporation · 1999
- Acid-labile and enzymatically divisible dye compounds for diagnosis with near infrared light and for therapy139US 6,534,041 B1Institute for Diagnostic Research GmbH of the Free University of Berlin · 2003