US3288388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film cartridge
Assignee: Agfa Gevaert NV
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Filing: 1964-04-23
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Granted: 1966-11-29
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Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Winkler Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:35
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/28; G03B17/30; G03B2217/00; G03B2217/26; G03B2217/261
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A FILM CARTRIDGE COMPRISING, IN COMBINATION, A CARTRIDGE HOUSING HAVING A MOUTH THROUGH WHICH FILM IS INTRODUCED INTO AND WITHDRAWN FROM SAID HOUSING; A CURVED SPRING LOCATED IN SAID HOUSING AND HAVING AN END FIXED TO SAID HOUSING, SAID CURVED SPRING HAVING A CONCAVE SURFACE DIRECTED TOWARD SAID MOUTH FOR RECEIVING FILM WHICH ENTERS INTO SAID HOUSING THROUGH SAID MOUTH THEREOF AND FORMING THE FILM INTO A COIL; AND A ROLLER LOOSELY SUPPORTED IN THE INTERIOR OF SAID HOUSING ROTATABLE ABOUT AND MOVABLE TRANSVERSELY TO ITS OWN AXIS, AND SAID ROLLER HAVING AN EXTERIOR SURFACE CURVED IN THE SAME GENERAL DIRECTION AS A PORTION OF SAID SPRING AND LOCATED ADJACENT THE SAME SO THAT THE FILM IS GUIDED AT LEAST BY SAID SPRING PORTION INTO A POSITION ADJACENT SAID EXTERIOR SURFACE OF SAID ROLLER.
Claim 2
Dependent Claim
134 words
A FILM CARTRIDGE COMPRISING, IN COMBINATION, A CARTRIDGE HOUSING HAVING A MOUTH THROUGH WHICH FILM IS INTRODUCED INTO AND WITHDRAWN FROM SAID HOUSING; A CURVED SPRING LOCATED IN SAID HOUSING AND HAVING AN END FIXED TO SAID HOUSING, SAID CURVED SPRING HAVING A CONCAVE SURFACE DIRECTED TOWARD SAID MOUTH FOR RECEIVING FILM WHICH ENTERS INTO SAID HOUSING THROUGH SAID MOUTH THEREOF AND FORMING THE FILM INTO A COIL; AND A ROLLER LOOSELY SUPPORTED IN THE INTERIOR OF SAID HOUSING ROTATABLE ABOUT AND MOVABLE TRANSVERSELY TO ITS OWN AXIS, AND SAID ROLLER HAVING AN EXTERIOR SURFACE CURVED IN THE SAME GENERAL DIRECTION AS A PORTION OF SAID SPRING AND LOCATED ADJACENT THE SAME SO THAT THE FILM IS GUIDED AT LEAST BY SAID SPRING PORTION INTO A POSITION ADJACENT SAID EXTERIOR SURFACE OF SAID ROLLER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |