US2880335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Induction motor
Assignee: General Electric Co
•
Filing: 1956-03-30
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Granted: 1959-03-31
•
Expires: 1976-03-30
Abstract
No abstract record available.
Inventors
- 👤 Edwin M Dexter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:15
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/18; H02K1/00; H02K1/06; H02K1/12; H02K1/14; H02K1/146; H02K1/148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |