US3508079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Logic sensing circuit with single pushbutton operation
Assignee: Unisys Corp
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Filing: 1967-04-24
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Granted: 1970-04-21
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Expires: 1987-04-24
Abstract
No abstract record available.
Inventors
- 👤 Edward W Moll
- 👤 Stanley C Fenster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:14
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/125; H03K5/1252; H03K5/1254; H03K3/00; H03K3/01; H03K3/013
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) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |