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US2664796A
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Curtain shutter camera with flash synchronizing device
Assignee: Ernst Leitz Wetzlar GmbH
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Filing: 1951-01-17
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Granted: 1954-01-05
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Expires: 1971-01-17
Abstract
No abstract record available.
Inventors
- 👤 Stein Wilhelm
- 👤 Weil Friedrich Gath Altenki Ub
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:24
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE724336C
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US2520638A
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US2517407A
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US2552213A
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US2590829A
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US2596671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |