Patent US3296497A successfully refreshed from Google Patents.
US3296497A
Expired / Lapsed
US
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Motor stall responsive relay for level control devices
Assignee: Individual
•
Filing: 1964-02-25
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Granted: 1967-01-03
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Expires: 1984-02-25
Abstract
No abstract record available.
Inventors
- 👤 James P Slattery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:23
CPC Classifications
G; G05; G05D; G05D9/00; G05D9/12; H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/60; H03K17/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2116075A
Cited
US3188620A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |