US2500413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gang relay switch arrangement
Assignee: IXYS Integrated Circuits Division Inc
•
Filing: 1945-11-26
•
Granted: 1950-03-14
•
Expires: 1965-11-26
Abstract
No abstract record available.
Inventors
- 👤 Albert F Horlacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:03
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/54; H01H50/56; H01H50/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US749814A
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US775145A
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US972634A
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US1921430A
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US2290453A
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US2282687A
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US2296431A
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US2279811A
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US2326054A
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US2385858A
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US2410136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |