Patent US2662988A successfully refreshed from Google Patents.
US2662988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Base for motors
Assignee: General Electric Co
•
Filing: 1948-07-15
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Granted: 1953-12-15
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Expires: 1968-07-15
Abstract
No abstract record available.
Inventors
- 👤 James A Mckim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:59
CPC Classifications
H; H02; H02K; H02K5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1414900A
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US1540072A
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US1923879A
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US1942834A
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US2185375A
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US2209477A
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GB545966A
Cited
US2323153A
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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) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |