G03C 5/50
Reversal development
Official title: Reversal development; Contact processes (G03C5/315, G03C8/00 take precedence)
G03C5/50 (Reversal development) appears on 126 US grants and 31 published applications in this corpus.
Search patents in G03C- Granted patents
- 126
- Published applications
- 31
- Assignees
- 18
- Inventors
- 191
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 9 | 0 |
| 2001 | 3 | 0 |
| 2002 | 11 | 7 |
| 2003 | 8 | 9 |
| 2004 | 7 | 6 |
| 2005 | 2 | 5 |
| 2006 | 2 | 1 |
| 2007 | 3 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Photographic color image using black and white emulsion11 Nov 2025US 12,468,215 B2Penumbra Foundation
- Photographic color image using black and while emulsion11 Oct 2022US 11,467,483 B1Penumbra Foundation
- Silver halide color photographic light-sensitive material7 Jul 2009US 7,556,918 B2FUJIFILM Corporation
- Silver halide color photographic light-sensitive material16 Sep 2008US 7,425,408 B2FUJIFILM Corporation
- Silver halide color photographic photosensitive material17 Jul 2007US 7,244,550 B2FUJIFILM Corporation
- Photographic color image using black and white emulsion18 Apr 2024US 2024/0126159 A1Penumbra Foundation
- Silver halide color photographic light-sensitive material15 May 2008US 2008/0113305 A1FUJIFILM Corporation
- Silver halide color photographic light-sensitive material8 Mar 2007US 2007/0054224 A1Fuji Photo Film Co., Ltd.
- Silver halide color photographic photosensitive material30 Mar 2006US 2006/0068339 A1Fuji Photo Film Co., Ltd.
- Silver halide color photographic photosensitive material29 Sep 2005US 2005/0214698 A1Fuji Photo Film Co., Ltd.
Most cited
By later US patents
- Tabular grain emulsions containing laminar halide strata24US 5,132,203 AEastman Kodak Company · 1992
- Method for forming a direct positive color image19US 4,444,871 AKonishiroku Photo Industry Co., Ltd. · 1984
- Silver halide photographic emulsion and silver halide photographic material containing said silver halide photographic emulsion19US 6,117,629 AFuji Photo Film Co., Ltd. · 2000
- Method of developing silver halide photographic light-sensitive materials18US 4,623,612 AFuji Photo Film Co., Ltd. · 1986
- Color image-forming photographic reversal element with improved interimage effects18US 4,729,943 AEastman Kodak Company · 1988