C09B 35/08
The tetrazo component being a derivative of biphenyl
Official title: the tetrazo component being a derivative of biphenyl
C09B35/08 (The tetrazo component being a derivative of biphenyl) appears on 67 US grants and 16 published applications in this corpus.
Search patents in C09B- Granted patents
- 67
- Published applications
- 16
- Assignees
- 44
- Inventors
- 142
- Latest grant
- 9 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 3 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 5 |
| 2017 | 2 | 0 |
| 2018 | 2 | 0 |
| 2019 | 2 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device9 Nov 2021US 11,169,308 B2Dai Nippon Printing Co.Ltd.
- Electrophoretic fluids16 Jul 2019US 10,353,265 B2Merck Patent GmbH
- Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device11 Jun 2019US 10,317,592 B2Dai Nippon Printing Co.Ltd.
- Electrophoretic fluid22 May 2018US 9,977,309 B2Merck Patent GmbH
- Dye compound, ink, and resist composition for color filter6 Mar 2018US 9,910,196 B2Canon Kabushiki Kaisha
- Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device25 Jul 2019US 2019/0227209 A1Dai Nippon Printing Co.Ltd.
- Electrophoretic fluid27 Oct 2016US 2016/0313624 A1Merck Patent GmbH
- Color material dispersion liquid for color filters, color material, color filter, liquid crystal display device and organic light-emitting display device29 Sep 2016US 2016/0282530 A1Dai Nippon Printing Co.Ltd.
- Acid dyes, process for the production thereof and their use15 Sep 2016US 2016/0264783 A1DyStar Colours Distribution GmbH
- Dye compound, ink, and resist composition for color filter18 Aug 2016US 2016/0238756 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Photosensitive member with hydrazone charge transport material67US 4,786,571 AMinolta Camera Kabushiki Kaisha · 1988
- Printing inks containing nucleated organic pigments35US 4,204,871 ASun Chemical Corporation · 1980
- Utilization of dyes for liquid crystal displays29US 4,137,193 ABBC Brown, Boveri & Company, Limited · 1979
- Amyloidosis and Alzheimer's disease diagnostic assay and reagents therefor27US 4,933,156 ASalutar, Inc. · 1990
- Amyloidosis and alzheimer's disease diagnostic assay and reagents therefor27US 5,039,511 ASalutar, Inc. · 1991