C09B 29/004
Containing a five-membered heterocyclic ring with three nitrogen atoms
Official title: {containing a five-membered heterocyclic ring with three nitrogen atoms}
C09B29/004 (Containing a five-membered heterocyclic ring with three nitrogen atoms) appears on 17 US grants and 9 published applications in this corpus.
Search patents in C09B- Granted patents
- 17
- Published applications
- 9
- Assignees
- 7
- Inventors
- 30
- Latest grant
- 15 Sep 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 3 | 2 |
| 2013 | 2 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Anionic azo dyestuffs for coloring keratin-containing fibers2 Oct 2014US 2014/0289970 A1Henkel AG & Co. KGaA
- Pigment composition, ink for inkjet recording, coloring composition for color filter, and color filter3 Jan 2013US 2013/0000511 A1FUJIFILM Corporation
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Most cited
By later US patents
- Monoazo compounds having a substituted 1,2,3-triazolyl-5 diazo component radical and an unsubstituted or substituted 1,4-phenylene coupling component radical8US 4,341,700 ASandoz Ltd. · 1982
- Thermal transfer sheet6US 5,374,601 ADai Nippon Printing Co.Ltd. · 1994
- Process for the production of azo compounds4US 4,619,991 ASandoz Ltd. · 1986
- Azo disperse dyes having 1,2,4-triazol-5-yl diazo component radicals having electron-withdrawing substituents in the 3-positions3US 5,324,826 ASandoz Ltd. · 1994
- Chelatable triazolylazo-N-alkyl(cycloalkyl)acylacetamide dyes1US 3,993,637 AEastman Kodak Company · 1976