US2859305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal time delay snap-action relay
Assignee: Curtiss Wright Corp
•
Filing: 1955-09-08
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Granted: 1958-11-04
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Expires: 1975-09-08
Abstract
No abstract record available.
Inventors
- 👤 Jr William Henry Happe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:11
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/30; H01H43/301; H01H43/302; H01H43/304
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1709944A
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US1995877A
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US2170748A
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US2171895A
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US2304347A
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GB574372A
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US2599473A
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US2762997A
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US2615085A
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US2658975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |