G03C 7/30547
Dyes
Official title: {Dyes}
G03C7/30547 (Dyes) appears on 59 US grants and 2 published applications in this corpus.
Search patents in G03C- Granted patents
- 59
- Published applications
- 2
- Assignees
- 5
- Inventors
- 106
- Latest grant
- 27 May 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 1 |
| 2003 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Color photographic silver halide material27 May 2003US 6,569,611 B2Agfa-Gevaert
- Color photographic silver halide material11 Mar 2003US 6,531,269 B2Agfa-Gevaert
- Scannable photographic element containing high extinction high-dye-yield cyan couplers4 Feb 2003US 6,513,212 B1Eastman Kodak Company
- Silver halide light sensitive emulsion layer having enhanced photographic sensitivity24 Dec 2002US 6,498,004 B1Eastman Kodak Company
- Silver halide color photographic lightsensitive material8 Jan 2002US 6,337,176 B1
Most cited
By later US patents
- Oxidative release of photographically useful groups from hydrazide compounds54US 4,684,604 AEastman Kodak Company · 1987
- Photographic element and process comprising a dye releasing group36US 4,840,884 AEastman Kodak Company · 1989
- Positive-working immobile photographic compounds which cleave by intramolecular nucleophilic displacement in alkali unless oxidized35US 3,980,479 AEastman Kodak Company · 1976
- Photographic dye image stabilization20US 4,042,394 AEastman Kodak Company · 1977
- Photographic element containing high dye-yield couplers having improved reactivity19US 5,447,819 AEastman Kodak Company · 1995