US2740110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic switching devices
Assignee: NCR Voyix Corp
•
Filing: 1953-05-18
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Granted: 1956-03-27
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Expires: 1973-05-18
Abstract
No abstract record available.
Inventors
- 👤 Cebern B Trimble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:23
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; H; H03; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/81; H03K17/94; H03K17/945; H03K17/95; H03K17/952; H03K17/9525; H03K17/965; H03K17/97
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) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |