G03C 8/10
Of dyes or their precursors
Official title: of dyes or their precursors
G03C8/10 (Of dyes or their precursors) appears on 309 US grants and 2 published applications in this corpus.
Search patents in G03C- Granted patents
- 309
- Published applications
- 2
- Assignees
- 20
- Inventors
- 288
- Latest grant
- 14 Jan 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 13 | 0 |
| 1978 | 12 | 0 |
| 1979 | 22 | 0 |
| 1980 | 29 | 0 |
| 1981 | 31 | 0 |
| 1982 | 21 | 0 |
| 1983 | 34 | 0 |
| 1984 | 18 | 0 |
| 1985 | 18 | 0 |
| 1986 | 19 | 0 |
| 1987 | 7 | 0 |
| 1988 | 9 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Photocatalytic color switching of redox imaging nanomaterials of rewritable media14 Jan 2020US 10,534,254 B2The Regents of the University of California
- Magenta dye mixture9 Jan 2007US 7,160,664 B1Eastman Kodak Company
- Direct positive photographic silver halide emulsion and color photographic light-sensitive material comprising same27 Apr 2004US 6,727,056 B2Fuji Photo Film Co., Ltd.
- Diffusion transfer photographic product11 Jun 2002US 6,403,279 B1Konica Corporation
- Image-forming method and organic light-emitting element for a light source for exposure used therein12 Mar 2002US 6,355,393 B1Fuji Photo Film Co., Ltd.
- Photocatalytic color switching of redox imaging nanomaterials of rewritable media2 Nov 2017US 2017/0315436 A1The Regents of the University of California
- Direct positive photographic silver halide emulsion and color photographic light-sensitive material comprising same19 Feb 2004US 2004/0033451 A1Fuji Photo Film Co., Ltd.
Most cited
By later US patents
- Photographic elements containing ballasted electron-accepting nucleophilic displacement compounds56US 4,139,379 AEastman Kodak Company · 1979
- Substituted 4-nitrophenylazo-1-naphthol cyan dyes having improved light stability55US 4,524,122 AEastman Kodak Company · 1985
- Photographic products and processes employing nondiffusible azo dye-releasing compounds51US 4,142,891 AEastman Kodak Company · 1979
- Radiation-cleavable nondiffusible compounds and photographic elements and processes employing them44US 4,197,080 AEastman Kodak Company · 1980
- Photographic diffusion transfer films, processes and compositions with color moiety releasing compound41US 4,076,529 AEastman Kodak Company · 1978