US2898412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three phase power supply system
Assignee: GENISCO Inc
•
Filing: 1957-04-22
•
Granted: 1959-08-04
•
Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 Jerome S Linn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:49
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/53; H02M7/533
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1634800A
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US2342286A
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US2393331A
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US2463073A
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US2460790A
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US2659775A
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US2677720A
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US2633402A
Cited
US2773136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |