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US2848532A
Expired / Lapsed
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Data processor
Assignee: Underwood Corp
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Filing: 1954-06-01
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Granted: 1958-08-19
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Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Robert L Weida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:34
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/08; G06F11/10; G06F11/1008; G06F11/1012; G06F11/104
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2364540A
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US2608615A
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US2589465A
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US2607006A
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US2693593A
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FR1040913A
Cited
US2648829A
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US2679638A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |