C09B 23/12
The polymethine chain being branched "branched" means that the substituent on the
Official title: the polymethine chain being branched {"branched" means that the substituent on the polymethine chain forms a new conjugated system, e.g. most trinuclear cyanine dyes}
C09B23/12 (The polymethine chain being branched "branched" means that the substituent on the) appears on 27 US grants and 33 published applications in this corpus.
Search patents in C09B- Granted patents
- 27
- Published applications
- 33
- Assignees
- 27
- Inventors
- 84
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
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| 1990 | 1 | 0 |
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| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 7 |
| 2011 | 0 | 1 |
| 2012 | 2 | 1 |
| 2013 | 6 | 2 |
| 2014 | 0 | 3 |
| 2015 | 4 | 2 |
| 2016 | 2 | 3 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ph-reversible leuco-BODIPY probe for in situ visualization of extracellular vesicles and their secretion from living cells17 Mar 2026US 12,578,273 B2The Chinese University of Hong Kong
- Triplet-triplet annihilation upconversion system, and compositions and methods thereof for drug delivery28 Nov 2023US 11,827,655 B2University of Massachusetts
- Triplet-triplet annihilation upconversion system, and compositions and methods thereof for drug delivery3 Aug 2021US 11,078,217 B2University of Massachusetts
- Activatable fluorogenic compounds and uses thereof as near infrared probes11 Sep 2018US 10,071,983 B2Ramot at Tel-Aviv University Ltd.
- Dyes for labelling molecular ligands22 Aug 2017US 9,738,786 B2Illumina Cambridge Limited
- Development of highly fluorogenic styrene probes for visualizing rna in live cells10 Sep 2026US 2026/0265525 A1University of Southern California
- Cyanine photoacid compounds containing nitrogen heterocycles for reversible, external control of local acidity10 Sep 2026US 2026/0265526 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Icg lipid derivative, and lipid microparticles each containing same30 Apr 2026US 2026/0117071 A1Eisai R&D Management Co., Ltd.
- Nucleic acid detection method, compound and fluorescent probe12 Sep 2024US 2024/0301472 A1Wakayama University
- Ph-reversible leuco-bodipy probe for in situ visualization of extracellular vesicles and their secretion from living cells2 Mar 2023US 2023/0060172 A1The Chinese University of Hong Kong
Most cited
By later US patents
- Structured organic films29US 8,093,347 B2Xerox Corporation · 2012
- Cyanine compounds and their application as quenching compounds20US 7,271,265 B2Invitrogen Corporation · 2007
- Electrophotographic photoreceptor for negative electrification11US 4,925,757 AKonica Corporation · 1990
- Structured organic films having an added functionality10US 8,436,130 B2Xerox Corporation · 2013
- Image-Forming material and planographic printing original plate using same8US 6,602,648 B2Fuji Photo Film Co., Ltd. · 2003