G03C 1/025
Physical treatment of emulsions
Official title: Physical treatment of emulsions, e.g. by ultrasounds, refrigeration or pressure (coating or drying G03C1/74)
G03C1/025 (Physical treatment of emulsions) appears on 37 US grants and 1 published applications in this corpus.
Search patents in G03C- Granted patents
- 37
- Published applications
- 1
- Assignees
- 7
- Inventors
- 81
- Latest grant
- 26 Apr 2005
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method and apparatus for preparation and deaeration of coating liquid26 Apr 2005US 6,884,281 B2Fuji Photo Film Co., Ltd.
- Process for treatment for high speed photographic materials13 May 2003US 6,562,560 B1Eastman Kodak Company
- Method for gelling a photographic coating composition and an apparatus of the same12 Jun 2001US 6,245,500 B1Konica Corporation
- Method of ultrasonic waves degassing and device using the same22 Aug 2000US 6,106,590 AKonica Corporation
- Modified passive liquefier batch transition process2 May 2000US 6,056,431 AEastman Kodak Company
Most cited
By later US patents
- Continuous in-line preparation of photographic gelatin solutions34US 5,045,445 AE. I. Du Pont de Nemours and Company · 1991
- Multi-zone microwave heating apparatus32US 4,004,122 AInternational Standard Electric Corporation · 1977
- Method for degassing an aqueous composition and device for carrying out this method25US 5,264,024 AEastman Kodak Company · 1993
- Method of ultrasonic waves degassing and device using the same24US 6,106,590 AKonica Corporation · 2000
- Method of chilling a photographic emulsion22US 5,595,865 AEastman Kodak Company · 1997