Patent JPS5040947A successfully refreshed from Google Patents.
Patent US3402650A successfully refreshed from Google Patents.
US3402650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light detector system for automatic exposure control
Assignee: Eastman Kodak Co
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Filing: 1965-07-14
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Granted: 1968-09-24
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Expires: 1985-07-14
Abstract
No abstract record available.
Inventors
- 👤 Harvey O Hoadley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:13
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/28; G03B17/30; G03B7/00; G03B7/24; G03B2206/00; G03B2206/008
Claims Analysis
Total Claims: 0
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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) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |