C09B 23/107
Four >ch- groups
Official title: {four >CH- groups}
C09B23/107 (Four >ch- groups) appears on 91 US grants and 95 published applications in this corpus.
Search patents in C09B- Granted patents
- 91
- Published applications
- 95
- Assignees
- 60
- Inventors
- 249
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 5 |
| 2003 | 3 | 1 |
| 2004 | 1 | 4 |
| 2005 | 2 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 3 |
| 2008 | 2 | 1 |
| 2009 | 4 | 5 |
| 2010 | 4 | 5 |
| 2011 | 3 | 3 |
| 2012 | 4 | 2 |
| 2013 | 6 | 6 |
| 2014 | 2 | 6 |
| 2015 | 6 | 8 |
| 2016 | 5 | 7 |
| 2017 | 2 | 5 |
| 2018 | 6 | 4 |
| 2019 | 2 | 2 |
| 2020 | 5 | 5 |
| 2021 | 3 | 1 |
| 2022 | 1 | 3 |
| 2023 | 0 | 5 |
| 2024 | 3 | 3 |
| 2025 | 2 | 5 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coloring composition, ink jet recording method, image recorded material, and coloring agent compound11 Nov 2025US 12,466,958 B2FUJIFILM Corporation
- Color matched and bright fluorescent materials composed of small-molecule ionic lattices19 Aug 2025US 12,391,832 B2Indiana University Research and Technology Corporation
- Optical filter and imaging device17 Dec 2024US 12,168,730 B2AGC Inc.
- Fluorescent compound with cyanuric-hydroxide and preparation method thereof13 Aug 2024US 12,061,203 B2
- Polymerizable near-IR dyes9 Jan 2024US 11,866,588 B2Profusa, Inc.
- Near-infrared fluorescent heptamethine dye conjugates with favorable bleaching properties30 Apr 2026US 2026/0117070 A1Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH)
- Nonlinear Optical Chromophores Containing Furanyl Accepting Groups, and Methods of Making and Using the Same12 Mar 2026US 2026/0071119 A1Lightwave Logic, Inc.
- Novel fluorescent dyes and polymers from dihydrophenanthrene derivatives18 Dec 2025US 2025/0383357 A1
- A-synuclein aggregate binding agent and imaging method6 Nov 2025US 2025/0339405 A1National Institutes for Quantum and Radiological Science and Technology
- Water-soluble heterocyclyl polymethine chromophores2 Oct 2025US 2025/0304545 A1The Regents of the University of California
Most cited
By later US patents
- 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
- Cure-indicating molding and coating composition83US 5,583,178 AMinnesota Mining and Manufacturing Company · 1996
- Liquid crystal compound, liquid crystal mixture or composition, electrolyte comprising the same, electrochemical cell and photo-electrochemical cell containing the electrolyte73US 6,495,067 B1Fuji Photo Film Co., Ltd. · 2002
- Photographic silver halide elements containing solid particle dispersions of dyes32US 4,948,718 AEastman Kodak Company · 1990