Patent US2543608A successfully refreshed from Google Patents.
US2652501A
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Binary magnetic system
Assignee: General Electric Co
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Filing: 1952-08-08
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Granted: 1953-09-15
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Expires: 1972-08-08
Abstract
No abstract record available.
Inventors
- 👤 Volney C Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:40
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/04; H; H03; H03K; H03K23/00; H03K23/76; H03K3/00; H03K3/02; H03K3/45
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |