Patent US2908209A successfully refreshed from Google Patents.
US2908209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lens focusing mechanism for cameras
Assignee: Eastman Kodak Co
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Filing: 1957-09-23
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Granted: 1959-10-13
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Expires: 1977-09-23
Abstract
No abstract record available.
Inventors
- 👤 Edgar S Marvin
- 👤 Robert F O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:30
CPC Classifications
G; G02; G02B; G02B7/00; G02B7/02; G02B7/021; G03; G03B; G03B3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1760827A
Cited
US2357326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |