C09B 11/02
Derived from diarylmethanes
Official title: derived from diarylmethanes
C09B11/02 (Derived from diarylmethanes) appears on 87 US grants and 76 published applications in this corpus.
Search patents in C09B- Granted patents
- 87
- Published applications
- 76
- Assignees
- 59
- Inventors
- 191
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 1 |
| 2003 | 3 | 2 |
| 2004 | 0 | 3 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 3 |
| 2008 | 3 | 5 |
| 2009 | 1 | 3 |
| 2010 | 4 | 1 |
| 2011 | 4 | 3 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 4 | 2 |
| 2015 | 0 | 5 |
| 2016 | 6 | 4 |
| 2017 | 4 | 4 |
| 2018 | 7 | 8 |
| 2019 | 3 | 9 |
| 2020 | 4 | 3 |
| 2021 | 3 | 3 |
| 2022 | 4 | 3 |
| 2023 | 2 | 2 |
| 2024 | 3 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compound having antibacterial function against superbacteria and selective detection function of hypochlorous acid, and composition and sensor comprising the same2 Dec 2025US 12,486,238 B2Pukyong National University Industry-University Cooperation Foundation
- Cell-permeable fluorogenic fluorophores10 Jun 2025US 12,326,385 B2Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Synthesis and application of fluorescent dye with phenanthridine and benzothiazole conjugated9 Apr 2024US 11,952,518 B2Beijing Fluorescence Biotechnology Co. Ltd
- Fluorescent dyes and methods of use thereof26 Mar 2024US 11,939,350 B2Enzo Life Sciences, Inc.
- Zwitterionic compounds for non-linear optics, sensors, and spectroscopy20 Feb 2024US 11,905,465 B2University of Central Florida Research Foundation, Inc.
- Aza[3.2.1]bridged ring substituted fluorescent dye and preparation method and use thereof3 Sep 2026US 2026/0258295 A1Nanjing Genvivo Biotech Co., Ltd.
- Synthesis and application of fluorescent dye with phenanthridine and benzothiazole conjugated17 Aug 2023US 2023/0257647 A1Beijing Fluorescence Biotechnology Co. Ltd
- Photochromic curable composition and photochromic optical article6 Apr 2023US 2023/0109024 A1Tokuyama Corporation
- Cell-permeable fluorogenic fluorophores22 Dec 2022US 2022/0404242 A1Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V.
- Novel compound having antibacterial function against superbacteria and selective detection function of hypochlorous acid, and composition and sensor comprising the same8 Dec 2022US 2022/0388966 A1Pukyong National University Industry-University Cooperation Foundation
Most cited
By later US patents
- Dibenzorhodamine dyes100US 5,936,087 AThe Perkin-Elmer Corporation · 1999
- Dibenzorhodamine dyes73US 6,051,719 AThe Perkin-Elmer Corporation · 2000
- Dibenzorhodamine dyes47US 6,221,606 B1The Perkin-Elmer Corporation · 2001
- Dibenzorhodamine dyes36US 6,111,116 AThe Perkin-Elmer Corporation · 2000
- Heat-sensitive recording material containing a malachite green color former22US 4,054,718 ACiba-Geigy Corporation · 1977