Patent US3620145A successfully refreshed from Google Patents.
US3620145A
Expired / Lapsed
US
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Film support with interchangeable camera means
Assignee: Individual
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Filing: 1968-11-19
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Granted: 1971-11-16
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Expires: 1988-11-19
Abstract
Abstract PHOTOGRAPHIC APPARATUS INCLUDING ASINGLE SUPPORT ARRANGED TO LOCATE AND SUPPORT A SHEET OF PHOTO-SENSITIVE MATERIAL IN A LIGHT-TIGHT MANNER IN AN EXPOSURE POSITION AND TWO CAMERAS ADJACENT TO ONE ANOTHER. A GUIDE IS PROVIDED FOR MOVING THE CAMERAS AND THE SUPPORT RELATIVE TO ONE ANOTHER BETWEEN POSITIONS IN WHICH THE SUPPORT IS BEHIND ONE OR OTHER OF THE CAMERAS. THE GUIDE IS CONSTRUCTD SO THAT THE INITIAL AND TERMINAL RELATIVE MOVEMENTS BETWEEN THE CAMERAS AND THE SUPPORT MEANS ARE GENERALLY PARALLEL WITH THE AXES OF THE CAMERAS.
Inventors
- 👤 Charles W Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:26
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/53
Claims Analysis
Total Claims: 0
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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 |