US3620152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic photographic development apparatus
Assignee: SOLEPHOT SA
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Filing: 1969-12-05
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Granted: 1971-11-16
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Expires: 1989-12-05
Abstract
Abstract AUTOMATIC APPARATUS FOR THE DEVELOPMENT OF EXPOSED CUT STRIPS OF PHOTOGRAPHIC FILM, WHICH COMPRISES A TURNTABLE CARRYING A SERIES OF DISHES, THE COMPLETE TREATMENT CYCLE BEING PERFORMED IN EACH DISH FOR A SAME EXPOSED CUT STRIP BY USING SMALL AMOUNTS OF LIQUIDS WHICH ARE REJECTED AFTER EACH OPERATION, UNTIL THE FULLY PROCESSED STRIP IS DELIVERED TO THE USER OF THE APPARATUS.
Inventors
- 👤 Claude Daury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:48
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/53; G03D; G03D3/00; G03D3/08; G03D3/10
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-15 | 1975-05-17 | 1975-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-15 | 1979-05-17 | 1979-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-15 | 1983-05-17 | 1983-11-16 | $7700.00 | Window Closed / Lapsed |