C09B 44/106
Derived from pyrazoles, pyrazolones
Official title: {derived from pyrazoles, pyrazolones}
C09B44/106 (Derived from pyrazoles, pyrazolones) appears on 2 US grants and 2 published applications in this corpus.
Search patents in C09B- Granted patents
- 2
- Published applications
- 2
- Assignees
- 2
- Inventors
- 3
- Latest grant
- 11 Apr 1978
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 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 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Particular Dissymmetrical Cationic Polyazo Compounds, Compositions Comprising Them as Direct Dye, Process For Dyeing Keratin Fibres and Device Therefor21 Aug 2008US 2008/0196175 A1
- Symmetrical Cationic Tetraazo Compounds, for Dyeing Keratin Fibres22 May 2008US 2008/0115296 A1Johnson Controls Technology Company
Most cited
By later US patents