C09B 26/04
Cationic
Official title: cationic
C09B26/04 (Cationic) appears on 39 US grants and 12 published applications in this corpus.
Search patents in C09B- Granted patents
- 39
- Published applications
- 12
- Assignees
- 13
- Inventors
- 60
- Latest grant
- 17 Apr 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Acid perspiration resistant fluorescent compounds for treating hair17 Apr 2018US 9,943,472 B2Noxell Corporation
- Disulfide dyes31 Mar 2015US 8,992,633 B2BASF SE
- Polymeric hair dyes25 Dec 2012US 8,337,569 B2BASF SE
- Dichromophore carbonyl or heterocyclic dye, dye composition comprising this dye, process for dyeing keratin materials using this dye13 Dec 2011US 8,075,638 B2L'oreal
- Specific monocationic monochromophoric compounds of hydrazone type comprising a 2-, 4-pyridinium or 2-, 4-quinolinium unit, synthesis thereof, dye compositions containing them, and method for dyeing keratin fibres6 Sep 2011US 8,012,220 B2L'oreal
- Acid Perspiration Resistant Fluorescent Compounds for Treating Hair22 Sep 2016US 2016/0271038 A1The Procter & Gamble Company
- Yellow colorant for hair dyeing, composition for hair dyeing, and hair dyeing method2 Jun 2016US 2016/0152831 A1Hodogaya Chemical Co., Ltd.
- Disulfide dyes12 Jun 2014US 2014/0157529 A1BASF SE
- Polymeric hair dyes10 May 2012US 2012/0110750 A1BASF SE
- Dichromophore carbonyl or heterocyclic dye, dye composition comprising this dye, process for dyeing keratin materials using this dye3 Feb 2011US 2011/0023242 A1L'oreal
Most cited
By later US patents
- Metal complexes of azomethines and process for their manufacture16US 4,022,770 ACiba-Geigy Corporation · 1977
- Tricationic dyes12US 7,794,509 B2Ciba Corporation · 2010
- Process for the manufacture of benzoxazole, benzthiazole and benzimidazole derivatives11US 4,064,136 ACiba-Geigy Corporation · 1977
- Quaternary and basic azamethine compounds and their use as colorants9US 4,344,879 AHoechst Aktiengesellschaft · 1982
- Azomethine dye solutions7US 3,973,903 AE. I. Du Pont de Nemours and Company · 1976