Patent US2606311A successfully refreshed from Google Patents.
US2606311A
Expired / Lapsed
US
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Single phase induction motor
Assignee: G M LAB Inc
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Filing: 1949-06-30
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Granted: 1952-08-05
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Expires: 1969-06-30
Abstract
No abstract record available.
Inventors
- 👤 Burian Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:13
CPC Classifications
H; H02; H02K; H02K17/00; H02K17/02; H02K17/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US471155A
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US620965A
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US1024635A
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US848925A
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US1050444A
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US1928108A
Cited
US2120321A
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US2454968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |