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Patent US3496345A successfully refreshed from Google Patents.
US3496345A
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Parallel coded serial digit adder with advanced carry recognition
Assignee: International Computers and Tabulators Ltd
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Filing: 1966-05-27
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Granted: 1970-02-17
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Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Roy William Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:33
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/50; G06F7/505; G06F7/506; G06F7/508; G06F2207/00; G06F2207/38; G06F2207/3804; G06F2207/3808; G06F2207/3832; G06F2207/3844; G06F2207/386; G06F2207/388
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) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |