US3333785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film cartridge
Assignee: Agfa Gevaert AG
•
Filing: 1965-11-30
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Granted: 1967-08-01
•
Expires: 1985-11-30
Abstract
No abstract record available.
Inventors
- 👤 Baur Carl
- 👤 Arlet Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:19
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/28; G03B17/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
A FILM CARTRIDGES, COMPRISING A HOUSING DEFINING A FILM CHAMBER AND INCLUDING A SUBSTANTIALLY TUBULAR MANTLE PROVIDED WITH AN ELONGATED AXIALLY PARALLEL MOUTH THROUGH WHICH THE FILM MAY BE FED LENGTHWISE INTO OR WITHDRAWN FROM SAID CHAMBER; AN ARCUATE FILM COILING SPRING ACCOMMODATED IN SAID CHAMBER AND CONSISTING OF ELASTOMERIC PLASTIC MATERIAL, SAID SPRING HAVING A U-SHAPED END PORTION SECURED TO SAID HOUSING ADJACENT TO SAID MOUTH AND SPRING HAVING A CONCAVE INNER SIDE FACING SAID MOUTH, SAID ITS AXIAL LENGTH AT LEAST APPROXIMATING THE WIDTH OF THE FILM, SAID END PORTION OF THE SPRING RESEMBLING A USHAPED BODY AND HAVING A PAIR OF LEGS EXTENDING LENGTHWISE ALONG THE OPPOSITE SIDES OF SAID MOUTH; AND A PAIR OF ELONGATED SEALING ELEMENTS RECEIVED IN SAID MOUTH AND EACH SECURED TO ONE OF SAID LEGS.
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |