G03C 1/301
Aldehydes or derivatives thereof
Official title: {Aldehydes or derivatives thereof, e.g. bisulfite addition products}
G03C1/301 (Aldehydes or derivatives thereof) appears on 4 US grants and 0 published applications in this corpus.
Search patents in G03C- Granted patents
- 4
- Published applications
- 0
- Assignees
- 4
- Inventors
- 9
- Latest grant
- 2 Dec 1997
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 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of manufacturing a silver halide photographic silver halide material suitable for rapid processing applications2 Dec 1997US 5,693,370 AAgfa-Gevaert
- Photographic elements comprising antistatic layers25 Jun 1996US 5,529,893 AMinnesota Mining and Manufacturing Company
- In situ film hardening with aldehyde bisulfite and nonhardening aldehyde9 Apr 1985US 4,510,237 AE. I. Du Pont de Nemours and Company
- Substituted phenoxy-3-chloro-malealdehydic acids4 May 1976US 3,954,853 AEastman Kodak Company
No published applications in this class yet.
Most cited
By later US patents
- Photographic elements comprising antistatic layers13US 5,529,893 AMinnesota Mining and Manufacturing Company · 1996
- Method of manufacturing a silver halide photographic silver halide material suitable for rapid processing applications6US 5,693,370 AAgfa-Gevaert · 1997
- Substituted phenoxy-3-chloro-malealdehydic acids4US 3,954,853 AEastman Kodak Company · 1976
- In situ film hardening with aldehyde bisulfite and nonhardening aldehyde1US 4,510,237 AE. I. Du Pont de Nemours and Company · 1985