G03F 3/02
Colour separation: by retouching
Official title: by retouching
G03F3/02 (Colour separation: by retouching) appears on 3 US grants and 0 published applications in this corpus.
Search patents in G03F- Granted patents
- 3
- Published applications
- 0
- Assignees
- 2
- Inventors
- 3
- Latest grant
- 7 Nov 1989
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for color and black and white reproduction and formulation used therewith7 Nov 1989US 4,879,267 AFluorographic Services, Inc.
- Method of making color separation plates used as a proof and a positive for making offset printing plates photographically18 Jan 1983US 4,368,587 A
- Apparatus for printing and applying pressure sensitive labels5 Sep 1978US 4,111,736 AMonarch Marking Systems, Inc.
No published applications in this class yet.
Most cited
By later US patents