C09B 35/46
The component k being an amino naphthol
Official title: the component K being an amino naphthol
C09B35/46 (The component k being an amino naphthol) appears on 41 US grants and 3 published applications in this corpus.
Search patents in C09B- Granted patents
- 41
- Published applications
- 3
- Assignees
- 23
- Inventors
- 85
- Latest grant
- 15 Aug 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- C09B 35/465D being derived from diaminodiarylamine8
- C09B 35/461D being derived from diaminobenzene7
- C09B 35/467D being derived from diaminodiaryl linked through con<, so2n<, csn<6
- C09B 35/469D being derived from heterocyclic diamine3
- C09B 35/463D being derived from diaminodiphenyl2
- C09B 35/462D being derived from diaminonaphthalene0
- C09B 35/464D being derived from diaminodiarylether0
- C09B 35/466D being derived from diaminodiarylurea0
All 9 subgroupsShow fewer
Recent patents
- Ink jet recording ink15 Aug 2017US 9,732,242 B2FUJIFILM Corporation
- Antibacterial colorant and ink composition comprising the same14 Mar 2006US 7,011,700 B2Samsung Electronics Co., Ltd.
- Trisazo compounds imparting deep black color a method for dyeing by using them and an ink containing them16 Jul 1996US 5,536,819 ASumitomo Chemical Company, Limited
- Trisazo compound imparting black color, method for dyeing by using it and ink containing it6 Feb 1996US 5,489,671 ASumitomo Chemical Company, Limited
- Trisazo compounds, method for dyeing fiber materials, paper or leather using the same and inks containing the same30 Jan 1996US 5,488,101 ASumitomo Chemical Company, Limited
- Ink jet recording ink13 Oct 2016US 2016/0297980 A1FUJIFILM Corporation
- New anionic coloring agents to dye leather, paper, cardboard and textile substrates: mixtures of coloring agents including these new products, and substrates dyed using the above coloring agents20 Dec 2007US 2007/0289072 A1Vilmax S.A.C.I.F.I.A.
- Antibacterial colorant and ink composition comprising the same3 Jun 2004US 2004/0103819 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Aqueous ink composition49US 4,793,860 ARicoh Company, Ltd. · 1988
- Recording liquid21US 4,426,226 ACanon Kabushiki Kaisha · 1984
- Recording liquid composition19US 4,295,889 ACanon Kabushiki Kaisha · 1981
- Water soluble direct black polyazo dyestuffs mixture12US 4,816,034 AThe Atul Products Limited · 1989
- Trisazo compounds, method for dyeing fiber materials, paper or leather using the same and inks containing the same12US 5,488,101 ASumitomo Chemical Company, Limited · 1996