US3049697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic memory device
Assignee: Automation Inc
•
Filing: 1956-11-26
•
Granted: 1962-08-14
•
Expires: 1976-11-26
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Slattery
- 👤 Bradford M Torrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:43
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2729214A
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US2830130A
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US2773596A
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GB737497A
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US2855464A
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US2674660A
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US2901549A
Cited
GB752415A
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US2805408A
Cited
US2933718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |