C09B 23/06
Three >ch- groups
Official title: three >CH- groups, e.g. carbocyanines
C09B23/06 (Three >ch- groups) appears on 345 US grants and 346 published applications in this corpus.
Search patents in C09B- Granted patents
- 345
- Published applications
- 346
- Assignees
- 158
- Inventors
- 795
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 8 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 3 |
| 2002 | 5 | 14 |
| 2003 | 10 | 8 |
| 2004 | 11 | 5 |
| 2005 | 2 | 6 |
| 2006 | 1 | 15 |
| 2007 | 3 | 9 |
| 2008 | 6 | 12 |
| 2009 | 6 | 26 |
| 2010 | 16 | 24 |
| 2011 | 17 | 23 |
| 2012 | 21 | 22 |
| 2013 | 16 | 22 |
| 2014 | 22 | 15 |
| 2015 | 20 | 30 |
| 2016 | 14 | 19 |
| 2017 | 13 | 18 |
| 2018 | 15 | 11 |
| 2019 | 15 | 8 |
| 2020 | 8 | 8 |
| 2021 | 3 | 9 |
| 2022 | 2 | 8 |
| 2023 | 6 | 11 |
| 2024 | 9 | 7 |
| 2025 | 4 | 7 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluorenyl cyanine dyes2 Jun 2026US 12,644,001 B2Biotium, Inc.
- Cyanine dyes12 May 2026US 12,624,391 B2Pacific Biosciences of California, Inc.
- Pigmented and fluorescent compounds derived from the addition of a primary or secondary amine to an aldehyde31 Mar 2026US 12,590,209 B2Regents of the University of Minnesota
- Cell penetrating cyanine-coupled antibodies24 Feb 2026US 12,559,479 B2City of Hope
- Excitonic quantum computing via aggregate-aggregate coupling10 Feb 2026US 12,545,700 B2Boise State University
- Modified cyanine dyes and conjugates thereof17 Sep 2026US 2026/0274824 A1Bracco Imaging S.P.A.
- Metal complex compounds as photosensitizers for photodynamic therapy30 Jul 2026US 2026/0217749 A1Centre National De La Recherche Scientifique
- Phyllochlorin analogues suitable for use in photodynamic therapy (PDT)9 Jul 2026US 2026/0193265 A1RMW CHO Group Limited
- Cyanine derivatives and related uses7 May 2026US 2026/0125751 A1Element Biosciences, Inc.
- Composition for fluorescent labeling, fluorescent probe, injection agent, syringe filling, medical apparatus, medical fiber material, method for producing composition for fluorescent labeling, and method for producing medical fiber material12 Mar 2026US 2026/0069722 A1National University Corporation Kobe University
Most cited
By later US patents
- 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
- Intermediate for and fluorescent cyanine dyes containing carboxylic acid groups135US 4,981,977 ACarnegie Mellon University · 1991
- Modified carbocyanine dyes and their conjugates131US 6,977,305 B2Molecular Probes, Inc. · 2005
- Modified carbocyanine dyes and their conjugates105US 6,974,873 B2Molecular Probes, Inc. · 2005
- Rigidized trimethine cyanine dyes103US 6,133,445 ACarnegie Mellon University · 2000