US2914249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave data processing circuits
Assignee: AT&T Inc
•
Filing: 1956-10-31
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Granted: 1959-11-24
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Expires: 1976-10-31
Abstract
No abstract record available.
Inventors
- 👤 William M Goodall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:10
CPC Classifications
H; H03; H03K; H03K19/00; G; G06; G06F; G06F7/00; G06F7/38; G06F7/388; H01; H01B; H01B11/00; H01B11/18; H01P; H01P1/00; H01P1/10; H01P1/15; H03K17/00; H03K17/51; H03K17/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2723377A
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US2531447A
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US2693907A
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US2691727A
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US2593113A
Cited
US2781968A
Cited
US2758788A
Cited
US2758787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |