US2849914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film drive mechanisms in high speed cameras
Assignee: Individual
•
Filing: 1954-04-02
•
Granted: 1958-09-02
•
Expires: 1974-04-02
Abstract
No abstract record available.
Inventors
- 👤 Vinten Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:17
CPC Classifications
G; G03; G03B; G03B39/00; G03B1/00; G03B1/18; G03B1/38; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19879
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1003536A
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US1089762A
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US1074362A
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US1168086A
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US1198683A
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US1268750A
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US1725944A
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US1856390A
Cited
US2124213A
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US2415390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |