US2679975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic binary calculating machine for matricial calculation
Assignee: Office National d'Études et de Recherches Aérospatiales
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Filing: 1948-05-07
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Granted: 1954-06-01
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Expires: 1968-05-07
Abstract
No abstract record available.
Inventors
- 👤 Grosvalet Jean
- 👤 Simon-Suisse Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:19
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/52; G06F7/523; G06F7/53; G06F7/5318; G06F17/00; G06F17/10; G06F17/16; G06F7/60; G06F7/607; G06F7/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1987322A
Cited
US2318591A
Cited
US2386763A
Cited
US2275396A
Cited
GB577893A
Cited
US2364540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |