US3513370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positional servo wherein feedback is by a variable capacitor which controls the width of a one-shot multivibrator
Assignee: Carlisle Corp
•
Filing: 1967-11-22
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Granted: 1970-05-19
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Expires: 1987-11-22
Abstract
No abstract record available.
Inventors
- 👤 Jerrald M Pullen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:27
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2887642A
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US3052832A
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US3110851A
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US3260912A
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US3323031A
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US3378739A
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US3422326A
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US3427520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |