G03C 7/3335
Containing an azo chromophore
Official title: {containing an azo chromophore}
G03C7/3335 (Containing an azo chromophore) appears on 41 US grants and 2 published applications in this corpus.
Search patents in G03C- Granted patents
- 41
- Published applications
- 2
- Assignees
- 12
- Inventors
- 89
- Latest grant
- 27 May 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Color photographic silver halide material27 May 2003US 6,569,611 B2Agfa-Gevaert
- Silver halide color photographic light sensitive material11 Jun 2002US 6,403,293 B2Konica Corporation
- Silver halide color photographic lightsensitive material8 Jan 2002US 6,337,176 B1
- Reduced fog in photographic coatings containing a monosubstituted quinone30 Oct 2001US 6,309,813 B1Eastman Kodak Company
- Light-sensitive silver halide color photographic elements containing 2-equivalent 5-pyrazolone magenta coupler and colored magenta coupler17 Jul 2001US 6,261,756 B1Terrania, S.p.A.
Most cited
By later US patents
- Dichroic liquid crystal composition with 4,4-bis (substituted naphthylazo)azobenzene dichroic dyes39US 4,122,027 AGeneral Electric Company · 1978
- Color photographic elements containing yellow colored magenta dye forming masking couplers24US 5,622,818 AEastman Kodak Company · 1997
- Photographic element containing an azopyrazolone masking coupler exhibiting improved keeping19US 5,641,613 AEastman Kodak Company · 1997
- Multilayer color photographic materials15US 4,141,730 AFuji Photo Film Co., Ltd. · 1979
- Color corrected photographic elements13US 4,004,929 AEastman Kodak Company · 1977