G03C 7/3008
Combinations of couplers having the coupling site in rings of cyclic compounds
Official title: {Combinations of couplers having the coupling site in rings of cyclic compounds and photographic additives}
G03C7/3008 (Combinations of couplers having the coupling site in rings of cyclic compounds) appears on 191 US grants and 11 published applications in this corpus.
Search patents in G03C- Granted patents
- 191
- Published applications
- 11
- Assignees
- 15
- Inventors
- 213
- Latest grant
- 13 Mar 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 13 | 0 |
| 1991 | 12 | 0 |
| 1992 | 15 | 0 |
| 1993 | 9 | 0 |
| 1994 | 11 | 0 |
| 1995 | 16 | 0 |
| 1996 | 18 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 18 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 1 |
| 2003 | 5 | 4 |
| 2004 | 2 | 3 |
| 2005 | 4 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Silver halide color photographic photosensitive material13 Mar 2007US 7,189,501 B2Fuji Photo Film Co., Ltd.
- Silver halide photographic material30 May 2006US 7,052,827 B2Fuji Photo Film Co., Ltd.
- Photographic elements containing a de-aggregating compound, dye-forming coupler and stabilizer31 May 2005US 6,900,006 B2Eastman Kodak Company
- Silver halide photographic element and process31 May 2005US 6,900,007 B1Eastman Kodak Company
- Silver halide color photographic light-sensitive material and image-forming method8 Feb 2005US 6,852,478 B2Fuji Photo Film Co., Ltd.
- Silver halide color photographic photosensitive material7 Apr 2005US 2005/0074710 A1Fuji Photo Film Co., Ltd.
- Silver halide photographic material17 Feb 2005US 2005/0037296 A1Fuji Photo Film Co., Ltd.
- Silver halide color photosensitive material27 May 2004US 2004/0101792 A1Fuji Photo Film Co., Ltd.
- Silver halide photographic material26 Feb 2004US 2004/0038159 A1Fuji Photo Film Co., Ltd.
- Silver halide color photographic light-sensitive material and image-forming method5 Feb 2004US 2004/0023170 A1Fuji Photo Film Co., Ltd.
Most cited
By later US patents
- Silver halide photographic material containing a magenta coupler and a compound that can break the aggregation of an azomethine dye55US 5,294,528 AFuji Photo Film Co., Ltd. · 1994
- Silver halide color photographic materials containing 3-anilino-5-pyrazolone couplers37US 3,930,866 AFuji Photo Film Co., Ltd. · 1976
- Silver halide color photographic material containing a magenta color image-forming coupler37US 4,639,415 AKonishiroku Photo Industry Co., Ltd. · 1987
- Silver halide color photographic materials containing magenta coupler and high boiling point organic solvent32US 4,639,413 AFuji Photo Film Co., Ltd. · 1987
- Multilayer silver halide color photographic light-sensitive material containing a novel combination of couplers28US 4,748,100 AFuji Photo Film Co., Ltd. · 1988