C09B 69/001
Dyes containing an onium group attached to the dye skeleton via a
Official title: {Dyes containing an onium group attached to the dye skeleton via a bridge}
C09B69/001 (Dyes containing an onium group attached to the dye skeleton via a) appears on 59 US grants and 50 published applications in this corpus.
Search patents in C09B- Granted patents
- 59
- Published applications
- 50
- Assignees
- 45
- Inventors
- 157
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 9 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 6 |
| 2013 | 2 | 0 |
| 2014 | 0 | 4 |
| 2015 | 3 | 2 |
| 2016 | 3 | 7 |
| 2017 | 4 | 6 |
| 2018 | 4 | 2 |
| 2019 | 4 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cationic dyes and uses thereof12 May 2026US 12,624,215 B2Ever Dye
- Color material dispersion liquid, composition, film, optical filter and display device11 Jul 2023US 11,697,737 B2Dai Nippon Printing Co.Ltd.
- Color material dispersion liquid, composition, film, optical filter and display device6 Dec 2022US 11,518,888 B2Dai Nippon Printing Co.Ltd.
- Anti-corrosion pigments made of aluminium polyphosphate and rare earth15 Oct 2019US 10,442,933 B2Societe Nouvelle Des Couleurs Zinciques
- Ultraviolet-curable resin composition and optical fiber23 Jul 2019US 10,358,577 B2Sumitomo Electric Industries, Ltd.
- Cationic dyes and uses thereof20 Aug 2026US 2026/0242608 A1Ever Dye
- Hemicyanine push-pull dyes based on chromene electron donors19 Feb 2026US 2026/0048151 A1
- Molecular jackhammer for mechanical destruction of cellular structure29 May 2025US 2025/0170098 A1Nanorobotics, LTD
- Cationic dyes and uses thereof17 Apr 2025US 2025/0122379 A1Ever Dye
- Contact Lenses And Other Eye-Contacting Matrices Carrying Mitochondrially-Targeted Antioxidants11 Jul 2024US 2024/0226001 A1Mitotech SA
Most cited
By later US patents
- Mitochondrially targeted antioxidants61US 6,331,532 B1University of Otago · 2001
- Protein adsorbent including a colored compound containing a quaternary ammonium especially amidinium or guanidimium cationic group and a cellulose reactive group38US 4,865,990 AImperial Chemical Industries PLC · 1989
- Basic dioxazine compounds18US 4,336,377 ACiba-Geigy Corporation · 1982
- Polymers comprising substituted anthracenyl units, blends comprising these polymers, and devices comprising these polymers or blends14US 8,557,953 B2Merck Patent GmbH · 2013
- Tricationic dyes12US 7,794,509 B2Ciba Corporation · 2010