Patent US2467582A successfully refreshed from Google Patents.
US2467582A
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US
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Speed responsive motor control system
Assignee: Individual
•
Filing: 1946-01-25
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Granted: 1949-04-19
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Expires: 1966-01-25
Abstract
No abstract record available.
Inventors
- 👤 Austin G Corkran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:01
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/08; H02H7/093; Y; Y10; Y10S; Y10S33/00; Y10S33/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1611223A
Cited
US1706443A
Cited
US1834267A
Cited
US1936620A
Cited
US2210412A
Cited
US2351760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |