US2436302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alternating current motor starting by means of capacitors
Assignee: Westinghouse Electric Corp
•
Filing: 1943-12-24
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Granted: 1948-02-17
•
Expires: 1963-12-24
Abstract
No abstract record available.
Inventors
- 👤 Merritt A Hyde
- 👤 Ralph E Marbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:19
CPC Classifications
H; H02; H02P; H02P1/00; H02P1/16; H02P1/26; H02P1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB182876A
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US1669505A
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US1646240A
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FR602010A
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US1698581A
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US1708910A
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US1725558A
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US1872348A
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US1843921A
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GB403958A
Cited
US1993924A
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US2136863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |