C09B 23/10
The polymethine chain containing an even number of >ch- groups
Official title: The polymethine chain containing an even number of >CH- groups {(styryl dyes C09B23/14, C09B23/14 takes precedence)}
C09B23/10 (The polymethine chain containing an even number of >ch- groups) appears on 457 US grants and 376 published applications in this corpus.
Search patents in C09B- Granted patents
- 457
- Published applications
- 376
- Assignees
- 207
- Inventors
- 1,064
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 13 | 0 |
| 1978 | 14 | 0 |
| 1979 | 6 | 0 |
| 1980 | 1 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 14 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 11 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 3 |
| 2002 | 6 | 14 |
| 2003 | 7 | 16 |
| 2004 | 8 | 5 |
| 2005 | 6 | 6 |
| 2006 | 5 | 12 |
| 2007 | 2 | 12 |
| 2008 | 6 | 11 |
| 2009 | 10 | 16 |
| 2010 | 16 | 22 |
| 2011 | 13 | 15 |
| 2012 | 14 | 16 |
| 2013 | 18 | 24 |
| 2014 | 20 | 22 |
| 2015 | 20 | 32 |
| 2016 | 18 | 24 |
| 2017 | 14 | 21 |
| 2018 | 18 | 12 |
| 2019 | 20 | 17 |
| 2020 | 15 | 12 |
| 2021 | 8 | 6 |
| 2022 | 4 | 9 |
| 2023 | 2 | 13 |
| 2024 | 10 | 11 |
| 2025 | 5 | 15 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fluorenyl cyanine dyes2 Jun 2026US 12,644,001 B2Biotium, Inc.
- Cyanine dyes12 May 2026US 12,624,391 B2Pacific Biosciences of California, Inc.
- Fluorescent dye, preparation method and uses thereof12 May 2026US 12,625,141 B2Fluorescence Diagnosis (Shanghai) Biotech Company
- Wavelength selective absorption filter and display device5 May 2026US 12,619,006 B2FUJIFILM Corporation
- Fluorescent probe and protein labeling method28 Apr 2026US 12,613,246 B2Fluorescence Diagnosis (Shanghai) Biotech Company
- Molecular renal probes for detecting acute kidney injury11 Jun 2026US 2026/0158174 A1Nanyang Technological University
- 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)
- Nonlinear Optical Chromophores with New Donors that Increase Refractive Index2 Apr 2026US 2026/0093155 A1Lightwave Logic, Inc.
- Chromophores with New Acceptors that Increase Refractive Index26 Mar 2026US 2026/0085190 A1Lightwave Logic, Inc.
Most cited
By later US patents
- Method for labeling and detecting materials employing arylsulfonate cyanine dyes395US 5,268,486 ACarnegie-Mellon Unversity · 1993
- 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
- Method for labeling and detecting materials employing luminescent arysulfonate cyanine dyes187US 5,569,587 ACarnegie Mellon University · 1996
- Method for labeling and detecting materials employing arylsulfonate cyanine dyes184US 5,486,616 ACarnegie Mellon University · 1996
- Method for labeling and detecting materials employing arylsulfonate cyanine dyes170US 5,569,766 ACarnegie Mellon University · 1996