US2959369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reeling system for tape-stepping devices for high-speed magnetic recording
Assignee: Anelex Corp
•
Filing: 1957-09-05
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Granted: 1960-11-08
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Expires: 1977-09-05
Abstract
No abstract record available.
Inventors
- 👤 Frank R House
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:16
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/20; G11B15/43; G11B15/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR425399A
Cited
US1865410A
Cited
US2071192A
Cited
US2365691A
Cited
US2656129A
Cited
US2745604A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |