US2709228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric motor
Assignee: Motors Liquidation Co
•
Filing: 1953-09-17
•
Granted: 1955-05-24
•
Expires: 1973-09-17
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Miller
- 👤 Richard S Gaugler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:27
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1933440A
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US2048421A
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US2538196A
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US2603161A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-23 | 1958-11-22 | 1959-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-23 | 1962-11-22 | 1963-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-23 | 1966-11-22 | 1967-05-24 | $7700.00 | Window Closed / Lapsed |