Patent US2798935A successfully refreshed from Google Patents.
US2798935A
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Assignee: Federal Electric Products Co
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Filing: 1952-07-17
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Granted: 1957-07-09
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Expires: 1972-07-17
Abstract
No abstract record available.
Inventors
- 👤 Calvin P Kipp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:40
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; H01H11/041; H01H11/043; H05; H05K; H05K13/00; H05K13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1699091A
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US2078694A
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US2181290A
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US2251158A
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US2261134A
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US2390170A
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US2338002A
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US2604577A
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US2558633A
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US2519655A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |