US3461376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ac solid state voltage regulator
Assignee: WANLASS ELECTRIC CO
•
Filing: 1966-02-14
•
Granted: 1969-08-12
•
Expires: 1986-02-14
Abstract
No abstract record available.
Inventors
- 👤 Cravens L Wanlass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:37
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/445
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3046469A
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US3109979A
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US3221241A
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US3207973A
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US3204174A
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US3253209A
Cited
US3263157A
Cited
US3281652A
Cited
US3287623A
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US3319150A
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US3375428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |