Patent US3406382A successfully refreshed from Google Patents.
US3406382A
Expired / Lapsed
US
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Random access film strip storage system
Assignee: International Business Machines Corp
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Filing: 1964-08-27
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Granted: 1968-10-15
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Expires: 1984-08-27
Abstract
No abstract record available.
Inventors
- 👤 Richard K Wilmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:05
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G11B15/67; G11B15/671; G06; G06K; G06K17/00; G11B15/18; G11B15/38; G11B15/61; Y; Y10; Y10S; Y10S209/00; Y10S209/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3107346A
Cited
US3267939A
Cited
US3293414A
Cited
US3291133A
Cited
US3308451A
Cited
US3307555A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |