Patent US2836782A successfully refreshed from Google Patents.
US2836782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable speed motor control circuit
Assignee: Westinghouse Electric Corp
•
Filing: 1955-05-16
•
Granted: 1958-05-27
•
Expires: 1975-05-16
Abstract
No abstract record available.
Inventors
- 👤 Victor N Mazur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:16
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/18; H02P7/30; Y; Y10; Y10S; Y10S388/00; Y10S388/907; Y10S388/913
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2558086A
Cited
US2558094A
Cited
FR1048540A
Cited
US2652525A
Cited
FR1086579A
Cited
US2675513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |