C09B 29/338
Heterocyclic arylides
Official title: {Heterocyclic arylides, e.g. acetoacetylaminobenzimidazolone}
C09B29/338 (Heterocyclic arylides) appears on 38 US grants and 13 published applications in this corpus.
Search patents in C09B- Granted patents
- 38
- Published applications
- 13
- Assignees
- 13
- Inventors
- 44
- Latest grant
- 27 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 7 |
| 2011 | 6 | 3 |
| 2012 | 0 | 0 |
| 2013 | 3 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Storage-stable dye solutions27 Aug 2019US 10,392,514 B2Archroma IP GmbH
- Pigment particle, ink, ink cartridge, and ink jet recording method16 Sep 2014US 8,834,621 B2Canon Kabushiki Kaisha
- Sterically bulky stabilizers11 Jun 2013US 8,461,351 B2National Research Council of Canada
- Nanosized particles of benzimidazolone pigments4 Jun 2013US 8,455,654 B2National Research Council of Canada
- Sterically bulky stabilizers23 Apr 2013US 8,426,636 B2National Research Council of Canada
- Storage-stable dye solutions26 Jan 2017US 2017/0022366 A1Archroma IP GmbH
- Pigment particle, ink, ink cartridge, and ink jet recording method14 Mar 2013US 2013/0063518 A1Canon Kabushiki Kaisha
- Sterically bulky stabilizers15 Dec 2011US 2011/0303122 A1National Research Council of Canada
- Sterically bulky stabilizers17 Nov 2011US 2011/0277668 A1National Research Council of Canada
- Nanosized Particles of Benzimidazolone Pigments10 Nov 2011US 2011/0271874 A1National Research Council of Canada
Most cited
By later US patents
- Nanosized particles of benzimidazolone pigments24US 7,503,973 B1Xerox Corporation · 2009
- Process for preparing fine pigment dispersions18US 6,071,989 ACiba Specialty Chemicals Corporation · 2000
- Process for preparing fine pigment dispersions15US 6,211,347 B1Ciba Specialty Chemicals Corporation · 2001
- Hydroxyquinolyl- and quinazolonylazoacetoacetylbenzimidazolone pigments11US 3,963,694 ACiba-Geigy Corporation · 1976
- Methods of making nanosized particles of benzimidazolone pigments11US 7,883,574 B2Xerox Corporation · 2011