US2459599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit interrupter
Assignee: Westinghouse Electric Corp
•
Filing: 1944-09-20
•
Granted: 1949-01-18
•
Expires: 1964-09-20
Abstract
No abstract record available.
Inventors
- 👤 Albert P Strom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:04
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/70; H01H33/88; H01H33/90; H01H33/92; H01H33/02; H01H33/04; H01H33/18; H01H33/7015; H01H33/7023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US649554A
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US730704A
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US991480A
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US2061945A
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US2051478A
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US2025549A
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US2140378A
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US2158846A
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US2294801A
Cited
US2359800A
Cited
US2313159A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-18 | 1952-07-19 | 1953-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-18 | 1956-07-19 | 1957-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-18 | 1960-07-19 | 1961-01-18 | $7700.00 | Window Closed / Lapsed |