Patent US2762398A successfully refreshed from Google Patents.
US2762398A
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Assignee: Frank Adam Electric Co
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Filing: 1952-01-24
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Granted: 1956-09-11
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Expires: 1972-01-24
Abstract
No abstract record available.
Inventors
- 👤 Adam Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:44
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/04; H02G3/0406; H02G3/0418; Y; Y10; Y10T; Y10T24/00; Y10T24/30; Y10T24/301; Y10T24/302
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US800055A
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US1189208A
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US1201420A
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GB483589A
Cited
US2356309A
Cited
US2463057A
Cited
US2485090A
Cited
US2564362A
Cited
US2595487A
Cited
US2559639A
Cited
US2523969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |