US3045213A
Expired / Lapsed
US
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Magnetic storage system
Assignee: International Standard Electric Corp
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Filing: 1956-12-03
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Granted: 1962-07-17
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Expires: 1976-12-03
Abstract
No abstract record available.
Inventors
- 👤 Zschekel Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:21
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/30; G; G06; G06K; G06K17/00; G06K17/0003; G06K17/0006; G06K21/00; G06K21/02; G06K21/04; G06K7/00; G06K7/10; G06K7/10544; G06K7/10821; G06K7/1092; G11; G11B; G11B27/00; G11B27/10; G11B27/19; G11B27/28
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) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |