C09B 23/0058
The substituent being cn
Official title: {the substituent being CN}
C09B23/0058 (The substituent being cn) appears on 105 US grants and 106 published applications in this corpus.
Search patents in C09B- Granted patents
- 105
- Published applications
- 106
- Assignees
- 74
- Inventors
- 322
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 5 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
| 2007 | 2 | 2 |
| 2008 | 2 | 5 |
| 2009 | 4 | 2 |
| 2010 | 1 | 4 |
| 2011 | 4 | 9 |
| 2012 | 5 | 5 |
| 2013 | 6 | 13 |
| 2014 | 6 | 4 |
| 2015 | 4 | 10 |
| 2016 | 4 | 4 |
| 2017 | 3 | 3 |
| 2018 | 4 | 4 |
| 2019 | 3 | 3 |
| 2020 | 2 | 4 |
| 2021 | 1 | 5 |
| 2022 | 4 | 3 |
| 2023 | 2 | 3 |
| 2024 | 3 | 4 |
| 2025 | 5 | 3 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluorescent probe and protein labeling method28 Apr 2026US 12,613,246 B2Fluorescence Diagnosis (Shanghai) Biotech Company
- Temperature programmable small molecules for thermoresponsive smart windows and applications thereof3 Feb 2026US 12,540,278 B2Council of Scientific and Industrial Research
- Chromophoric compounds and UV-absorbing compositions30 Dec 2025US 12,509,418 B2Lygg Corporation
- Photostable mimics of macular pigment16 Dec 2025US 12,497,379 B2Johnson & Johnson Vision Care, Inc.
- Multifocal contact lens displaying improved vision attributes25 Nov 2025US 12,481,173 B2Johnson & Johnson Vision Care, Inc.
- Yellow methine dyes and their use for dyeing plastics9 Jul 2026US 2026/0193468 A1LANXESS Deutschland GmbH
- Phosphor for detecting fire blight pathogen and use thereof30 Apr 2026US 2026/0116865 A1University-Industry Cooperation Group of Kyung Hee University
- Near-infrared fluorescent heptamethine dye conjugates with favorable bleaching properties30 Apr 2026US 2026/0117070 A1Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH)
- Photostable mimics of macular pigment12 Mar 2026US 2026/0070882 A1Johnson & Johnson Vision Care, Inc.
- Methods of Synthesizing Chromophore Acceptors19 Feb 2026US 2026/0049052 A1Lightwave Logic, Inc.
Most cited
By later US patents
- Condensation polymer containing the residue of an acyloxystyrl compound and shaped articles produced therefrom82US 4,826,903 AEastman Kodak Company · 1989
- Cyanine dye labelling reagents with meso-substitution77US 7,172,907 B2GE Healthcare Bio-Sciences AB · 2007
- 1,1-vinyl substituted nonlinear optical materials44US 5,514,799 AEnichem S.p.A. · 1996
- Method of quenching singlet and triplet excited states of pigments, such as porphyrin compounds, particularly protoporphyrin IX, with conjugated fused tricyclic compounds have electron withdrawing groups, to reduce generation of reactive oxygen species, particularly singlet oxygen23US 9,867,800 B2Hallstar Innovations Corp. · 2018
- Photosensitive medium for electrophotography having a cyanine photoconductive pigment21US 4,264,694 AFuji Xerox Co., Ltd. · 1981