US3500381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed analog-to-digital converter
Assignee: Unisys Corp
•
Filing: 1966-11-21
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Granted: 1970-03-10
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Expires: 1986-11-21
Abstract
No abstract record available.
Inventors
- 👤 Patrick H Conway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:06
CPC Classifications
G; G11; G11C; G11C27/00; G11C27/02; G11C27/024; H; H03; H03M; H03M1/00; H03M1/12; H03M1/34; H03M1/38; H03M1/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3188624A
Cited
US3345502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |