C09B 41/001
Special methods of performing the coupling reaction: characterised by the coupling medium
Official title: {characterised by the coupling medium}
C09B41/001 (Special methods of performing the coupling reaction: characterised by the coupling medium) appears on 87 US grants and 18 published applications in this corpus.
Search patents in C09B- Granted patents
- 87
- Published applications
- 18
- Assignees
- 41
- Inventors
- 177
- Latest grant
- 10 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 5 |
| 2011 | 4 | 2 |
| 2012 | 0 | 0 |
| 2013 | 3 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Pigment composition10 Jan 2023US 11,549,018 B2Sanyo Color Works, Ltd.
- Magenta ink for ink-jet recording12 Nov 2019US 10,472,532 B2Toyo Ink Co., Ltd.
- Process for preparing metal compounds of an azo compound in the presence of seed crystals20 Aug 2013US 8,512,823 B2LANXESS Deutschland GmbH
- 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
- Pigment composition29 Aug 2019US 2019/0264030 A1Sanyo Color Works, Ltd.
- Magenta ink for ink-jet recording22 Mar 2018US 2018/0079921 A1Toyo Ink Co., Ltd.
- Pigment composition, method for producing the same and aqueous inkjet ink12 Feb 2015US 2015/0045495 A1DIC Corporation
- 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
- Printing inks containing nucleated organic pigments35US 4,204,871 ASun Chemical Corporation · 1980
- Nanosized particles of benzimidazolone pigments24US 7,503,973 B1Xerox Corporation · 2009
- Azo coupling in two-phase water-alcohol mixtures17US 4,313,872 ACassella Aktiengesellschaft · 1982
- Ortho-Bis (2-substituted azostyryl) benzene compounds16US 4,325,871 ARicoh Company, Ltd. · 1982
- Surface-active compounds based on modified castor oil fatty substances15US 5,420,315 AHoechst Aktiengesellschaft · 1995