US3050639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single shot multivibrator with pulse width control
Assignee: International Business Machines Corp
•
Filing: 1958-10-30
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Granted: 1962-08-21
•
Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Lawrence A Tate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:40
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/28; H03K3/281; H03K3/284; H03K3/023; H03K5/00; H03K5/01; H03K5/04; H03K5/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2454132A
Cited
US2610298A
Cited
US2831126A
Cited
US2863114A
Cited
US2851604A
Cited
US2949547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |