US2683819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Registers such as are employed in digital computing apparatus
Assignee: EMI Ltd
•
Filing: 1952-05-28
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Granted: 1954-07-13
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Expires: 1972-05-28
Abstract
No abstract record available.
Inventors
- 👤 Rey Thomas Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:08
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/04; H; H03; H03K; H03K19/00; H03K19/02; H03K19/16; 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) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |