C09B 29/20
Of the naphthalene series
Official title: of the naphthalene series
C09B29/20 (Of the naphthalene series) appears on 63 US grants and 23 published applications in this corpus.
Search patents in C09B- Granted patents
- 63
- Published applications
- 23
- Assignees
- 34
- Inventors
- 127
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 6 |
| 2011 | 4 | 4 |
| 2012 | 5 | 4 |
| 2013 | 4 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Water-based inkjet yellow ink, ink set, and method for producing printed matter10 Jun 2025US 12,325,802 B2artience Co., Ltd.
- Ink set for inkjet recording, recording method, and colored body using same17 Mar 2015US 8,979,988 B2Nippon Kayaku Kabushiki Kaisha
- Pigment composition, ink for inkjet recording, coloring composition for color filter, and color filter9 Sep 2014US 8,828,132 B2FUJIFILM Corporation
- Azo compound, azo pigment, pigment dispersion, coloring composition, color filter, ink for inkjet recording, and printing ink25 Jun 2013US 8,470,054 B2FUJIFILM Corporation
- Pigment dispersion composition, colored curable composition, color filter for solid-state image sensor and method of producing the same, and solid-state image sensor18 Jun 2013US 8,465,553 B2FUJIFILM Corporation
- Water-based inkjet yellow ink, ink set, and method for producing printed matter10 Mar 2022US 2022/0073772 A1Toyo Ink Sc Holdings Co., Ltd.
- Display device17 Jan 2019US 2019/0018273 A1Samsung Display Co., Ltd.
- Ink set for inkjet recording, recording method, and colored body using same26 Sep 2013US 2013/0249994 A1Nippon Kayaku Kabushiki Kaisha
- Azo compound, azo pigment, pigment dispersion, coloring composition, color filter, ink for inkjet recording, and printing ink14 Feb 2013US 2013/0036938 A1FUJIFILM Corporation
- Pigment composition, ink for inkjet recording, coloring composition for color filter, and color filter3 Jan 2013US 2013/0000511 A1FUJIFILM Corporation
Most cited
By later US patents
- Pigment compositions41US 4,310,359 AToyo Ink Manufacturing Co., Ltd. · 1982
- Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus16US 6,139,997 ACanon Kabushiki Kaisha · 2000
- Azo compounds and process for producing the same14US 5,973,126 AKabushiki Kaisha Ueno Seiyaku Oyo Kenkyujo · 1999
- Water-insoluble violet benzimidazolone monoazo pigments14US 6,706,864 B1Dominion Colour Corporation · 2004
- Light-sensitive silver halide color photographic material12US 4,458,012 AKonishiroku Photo Industry Co., Ltd. · 1984