US2955618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure responsive actuator
Assignee: Cook Electric Co
•
Filing: 1957-04-17
•
Granted: 1960-10-11
•
Expires: 1977-04-17
Abstract
No abstract record available.
Inventors
- 👤 William H Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:50
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1711450A
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US1928732A
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US2251259A
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US2547224A
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US2738808A
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US2759061A
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US2797602A
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US2779645A
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US2839086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |