C09B 29/33
Aceto- or benzoylacetylarylides
C09B29/33 (Aceto- or benzoylacetylarylides) appears on 93 US grants and 49 published applications in this corpus.
Search patents in C09B- Granted patents
- 93
- Published applications
- 49
- Assignees
- 37
- Inventors
- 163
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 3 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 2 |
| 2010 | 4 | 8 |
| 2011 | 8 | 4 |
| 2012 | 1 | 4 |
| 2013 | 4 | 1 |
| 2014 | 3 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 3 | 2 |
| 2018 | 1 | 3 |
| 2019 | 2 | 2 |
| 2020 | 3 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Optical sheet and optical component14 Oct 2025US 12,442,954 B2Sumitomo Bakelite Co., Ltd.
- Inkjet ink composition7 Feb 2023US 11,572,481 B2Hewlett-Packard Development Company, L. P.
- Pigment composition10 Jan 2023US 11,549,018 B2Sanyo Color Works, Ltd.
- Yellow toner21 Sep 2021US 11,126,101 B2Zeon Corporation
- Pigment composition production method13 Oct 2020US 10,800,922 B2Kao Corporation
- Pigment composition, colorant, and liquid ink9 Oct 2025US 2025/0313700 A1DIC Corporation
- Aqueous ink, ink cartridge and ink jet recording method26 Jun 2025US 2025/0206972 A1Canon Kabushiki Kaisha
- Optical sheet and optical component12 Jan 2023US 2023/0011467 A1Sumitomo Bakelite Co., Ltd.
- Yellow toner5 Nov 2020US 2020/0348610 A1Zeon Corporation
- Inkjet ink composition16 Apr 2020US 2020/0115569 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Colorant compounds84US 7,381,831 B1Xerox Corporation · 2008
- AZO compound, and pigment dispersant, pigment composition, pigment dispersion and toner including the azo compound56US 8,377,616 B2Canon Kabushiki Kaisha · 2013
- azo compound, and pigment dispersant, pigment composition, pigment dispersion and toner including the AZO compound52US 8,628,899 B2Canon Kabushiki Kaisha · 2014
- Ink, ink set, ink jet recording method, ink cartridge and ink jet recording apparatus32US 7,297,203 B2Canon Kabushiki Kaisha · 2007
- Method for producing compound having colorant structure at main chain terminal of polymer, and pigment dispersant, pigment composition, pigment dispersion and toner containing compound obtained by the production method25US 9,556,290 B2Canon Kabushiki Kaisha · 2017