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US2465195A
Expired / Lapsed
US
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Short-circuiter for alternating current motors
Assignee: Brown Brockmeyer Co
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Filing: 1947-01-08
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Granted: 1949-03-22
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Expires: 1967-01-08
Abstract
No abstract record available.
Inventors
- 👤 Steffen S Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:01
CPC Classifications
H; H02; H02K; H02K27/00; H02K27/04; H02K27/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1394535A
Cited
US1551794A
Cited
US1673518A
Cited
US1696621A
Cited
US1942997A
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US2292537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |