C09B 23/148
Stilbene dyes containing the moiety -c6h5-ch=ch-c6h5
Official title: {Stilbene dyes containing the moiety -C6H5-CH=CH-C6H5 (stilbene azo dyes C09B29/00)}
C09B23/148 (Stilbene dyes containing the moiety -c6h5-ch=ch-c6h5) appears on 142 US grants and 175 published applications in this corpus.
Search patents in C09B- Granted patents
- 142
- Published applications
- 175
- Assignees
- 88
- Inventors
- 436
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 2 |
| 2002 | 4 | 3 |
| 2003 | 1 | 6 |
| 2004 | 3 | 2 |
| 2005 | 2 | 3 |
| 2006 | 1 | 5 |
| 2007 | 2 | 5 |
| 2008 | 1 | 13 |
| 2009 | 4 | 6 |
| 2010 | 3 | 21 |
| 2011 | 4 | 12 |
| 2012 | 9 | 12 |
| 2013 | 13 | 11 |
| 2014 | 10 | 8 |
| 2015 | 9 | 20 |
| 2016 | 10 | 12 |
| 2017 | 5 | 7 |
| 2018 | 10 | 7 |
| 2019 | 6 | 6 |
| 2020 | 9 | 4 |
| 2021 | 2 | 1 |
| 2022 | 4 | 4 |
| 2023 | 2 | 1 |
| 2024 | 1 | 2 |
| 2025 | 0 | 0 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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.
- Temperature programmable small molecules for thermoresponsive smart windows and applications thereof3 Feb 2026US 12,540,278 B2Council of Scientific and Industrial Research
- Stilbene and fused stilbene derivatives as solar cell dyes25 Jun 2024US 12,020,872 B2Ambient Photonics, Inc.
- Stilbene-based compound or salt thereof, and polarizing film, polarizing plate, and display device31 Oct 2023US 11,802,208 B2Nippon Kayaku Kabushiki Kaisha
- A process for the synthesis of stilbene and intermediates thereof9 Jul 2026US 2026/0193159 A1Fertis India Pvt Ltd
- Fabrication of fluorescent nanoparticles and their conjugates for in vitro and in vivo diagnostics19 Mar 2026US 2026/0079155 A1
- Temperature programmable small molecules for thermoresponsive smart windows and applications thereof5 Dec 2024US 2024/0400898 A1Council of Scientific and Industrial Research
- Compositions and methods for reducing photo damage during sequencing2 May 2024US 2024/0140939 A1
- Stilbene and Fused Stilbene Derivatives as Solar Cell Dyes18 May 2023US 2023/0154691 A1Ambient Photonics, Inc.
Most cited
By later US patents
- Organic electroluminescent device60US 6,743,948 B1Idemitsu Kosan Co., Ltd. · 2004
- Organic electroluminescent device43US 7,507,485 B2LG Display Co., Ltd. · 2009
- Organic electroluminescence device42US 6,951,693 B2Idemitsu Kosan Co., Ltd. · 2005
- Triazinylaminostilbene derivative as fluorescent whitening agents40US 6,723,846 B1Ciba Specialty Chemicals Corporation · 2004
- Organic EL device38US 8,294,142 B2Idemitsu Kosan Co., Ltd. · 2012