US2894128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mono-stable multivibrator
Assignee: International Business Machines Corp
•
Filing: 1954-12-24
•
Granted: 1959-07-07
•
Expires: 1974-12-24
Abstract
No abstract record available.
Inventors
- 👤 Melvin G Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:44
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/04; H03K3/05; H03K3/06; H03K3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2405237A
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US2526000A
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US2586888A
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US2470028A
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US2572016A
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US2478683A
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US2482782A
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US2524134A
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US2709747A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-06 | 1963-01-05 | 1963-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-06 | 1967-01-05 | 1967-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-06 | 1971-01-05 | 1971-07-07 | $7700.00 | Window Closed / Lapsed |