Patent US2908830A successfully refreshed from Google Patents.
US2908830A
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Electronic computing circuits utilizing enhancement amplifiers
Assignee: Unisys Corp
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Filing: 1956-04-26
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Granted: 1959-10-13
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Expires: 1976-04-26
Abstract
No abstract record available.
Inventors
- 👤 Harry L Mason
- 👤 David L Noble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:32
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/50; G06F7/501; G06F7/502; H; H03; H03K; H03K3/00; H03K3/02; H03K3/33; G06F2207/00; G06F2207/38; G06F2207/48; G06F2207/4802; G06F2207/4814
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) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |