G03C 7/3835
Four nitrogen atoms
Official title: {four nitrogen atoms}
G03C7/3835 (Four nitrogen atoms) appears on 161 US grants and 37 published applications in this corpus.
Search patents in G03C- Granted patents
- 161
- Published applications
- 37
- Assignees
- 13
- Inventors
- 213
- Latest grant
- 9 Oct 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 11 | 0 |
| 1994 | 10 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 3 | 0 |
| 1999 | 19 | 0 |
| 2000 | 13 | 0 |
| 2001 | 11 | 2 |
| 2002 | 9 | 5 |
| 2003 | 6 | 6 |
| 2004 | 7 | 8 |
| 2005 | 6 | 6 |
| 2006 | 6 | 4 |
| 2007 | 3 | 5 |
| 2008 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Color material and silver halide color photographic light-sensitive material9 Oct 2007US 7,279,271 B2Konica Minolta Photo Imaging, Inc.
- Photographic imaging element with reduced fringing29 May 2007US 7,223,530 B2Eastman Kodak Company
- Silver halide color photographic photosensitive material13 Mar 2007US 7,189,501 B2Fuji Photo Film Co., Ltd.
- Photographic element containing improved pyrazolotriazole coupler26 Dec 2006US 7,153,641 B2Eastman Kodak Company
- Silver halide color photographic photosensitive material and image forming method26 Sep 2006US 7,112,400 B2Fuji Photo Film Co., Ltd.
- Method of increasing speed of silver halide color photosensitive material13 Mar 2008US 2008/0063977 A1FUJIFILM Corporation
- Black and white photothermographic material23 Aug 2007US 2007/0196777 A1FUJIFILM Corporation
- Black and white photothermographic material23 Aug 2007US 2007/0196778 A1FUJIFILM Corporation
- Black and white photothermographic material23 Aug 2007US 2007/0196779 A1FUJIFILM Corporation
- Black and white photothermographic material and image forming method22 Mar 2007US 2007/0065762 A1Fuji Photo Film Co., Ltd.
Most cited
By later US patents
- Method of forming color image comprising heterocyclic magenta dye-forming coupler72US 4,540,654 AFuji Photo Film Co., Ltd. · 1985
- 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
- Pyrazolo(1,5-B)-1,2,4-triazole derivatives41US 4,621,046 AFuji Photo Film Co., Ltd. · 1986
- Silver halide color photographic material23US 4,548,899 AKonishiroku Photo Industry Co., Ltd. · 1985
- Photographic silver halide materials and process comprising a pyrazolotriazole coupler21US 5,645,981 AEastman Kodak Company · 1997