Patent US2853235A successfully refreshed from Google Patents.
US2853235A
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US
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Binary digit multiplier circuit
Assignee: Applied Science Corp
•
Filing: 1952-11-20
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Granted: 1958-09-23
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Expires: 1972-11-20
Abstract
No abstract record available.
Inventors
- 👤 John F Brinster
- 👤 Jr Homer M Hill
- 👤 Donath Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:05
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/60; G06F7/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2514036A
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US2403873A
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US2405597A
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US2517559A
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US2502360A
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US2669388A
Cited
US2703202A
Cited
US2591931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |