Patent US2705907A successfully refreshed from Google Patents.
US2705907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric control circuit for a camera
Assignee: Photostat Corp
•
Filing: 1951-06-26
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Granted: 1955-04-12
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Expires: 1971-06-26
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Caps
- 👤 Carl L Webber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:29
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1671644A
Cited
US1671588A
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US1816290A
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US1915791A
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US2351399A
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US2616331A
Cited
US2552250A
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US2552251A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-11 | 1958-10-11 | 1959-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-11 | 1962-10-11 | 1963-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-11 | 1966-10-11 | 1967-04-12 | $7700.00 | Window Closed / Lapsed |