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Patent US2655086A successfully refreshed from Google Patents.
US2655086A
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Autoamtic camera light aperture control
Assignee: Individual
•
Filing: 1951-04-13
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Granted: 1953-10-13
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Expires: 1971-04-13
Abstract
No abstract record available.
Inventors
- 👤 Neville E Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:46
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/08; G03B7/081; G03B7/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313872A
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US1018635A
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FR763279A
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DE649259C
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GB491410A
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US2388609A
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US2421476A
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US2421499A
Cited
US2412424A
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US2453693A
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CH257428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |