C09B 23/145
The ethylene chain carrying an heterocyclic residue
Official title: {the ethylene chain carrying an heterocyclic residue, e.g. heterocycle-CH=CH-C6H5}
C09B23/145 (The ethylene chain carrying an heterocyclic residue) appears on 178 US grants and 141 published applications in this corpus.
Search patents in C09B- Granted patents
- 178
- Published applications
- 141
- Assignees
- 95
- Inventors
- 482
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 5 |
| 2003 | 4 | 0 |
| 2004 | 3 | 10 |
| 2005 | 2 | 4 |
| 2006 | 1 | 5 |
| 2007 | 1 | 3 |
| 2008 | 3 | 5 |
| 2009 | 5 | 14 |
| 2010 | 13 | 15 |
| 2011 | 9 | 9 |
| 2012 | 9 | 3 |
| 2013 | 11 | 10 |
| 2014 | 8 | 4 |
| 2015 | 3 | 8 |
| 2016 | 3 | 6 |
| 2017 | 3 | 3 |
| 2018 | 7 | 7 |
| 2019 | 0 | 4 |
| 2020 | 3 | 2 |
| 2021 | 3 | 6 |
| 2022 | 3 | 7 |
| 2023 | 0 | 4 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 3 | 5 |
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.
- Fluorescent dye, preparation method and uses thereof12 May 2026US 12,625,141 B2Fluorescence Diagnosis (Shanghai) Biotech Company
- Fabrication of fluorescent nanoparticles and their conjugates for in vitro and in vivo diagnostics17 Feb 2026US 12,553,888 B2Auiset Biotechnology Co. Ltd.
- Molecular renal probes for detecting acute kidney injury13 May 2025US 12,296,027 B2Nanyang Technological University
- Composition for detecting dsRNAs, comprising merocyanine compound and isomer thereof, and method for providing information for diagnosing cancer, by using dsRNA expression analysis31 Dec 2024US 12,180,537 B2Korea Advanced Institute of Science and Technology
- Thermally activated delayed fluorescent solvent-free organic liquid20 Aug 2026US 2026/0242397 A1
- Cannabinoid receptor 2 modulators16 Jul 2026US 2026/0200892 A1Hoffmann-La Roche Inc.
- Quaternary ammonium cyanine dyes9 Jul 2026US 2026/0193231 A1Georgia State University Research Foundation, Inc.
- Molecular renal probes for detecting acute kidney injury11 Jun 2026US 2026/0158174 A1Nanyang Technological University
- Fabrication of fluorescent nanoparticles and their conjugates for in vitro and in vivo diagnostics19 Mar 2026US 2026/0079155 A1
Most cited
By later US patents
- Method for labeling and detecting materials employing arylsulfonate cyanine dyes395US 5,268,486 ACarnegie-Mellon Unversity · 1993
- 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
- Red organic electroluminescent devices111US 5,935,720 AEastman Kodak Company · 1999