Patent US5951262A successfully refreshed from Google Patents.
US3495154A
Expired / Lapsed
US
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Phase control circuit for motors or the like
Assignee: Heberlein and Co AG
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Filing: 1967-01-27
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Granted: 1970-02-10
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Expires: 1987-01-27
Abstract
No abstract record available.
Inventors
- 👤 Peter Dosch
- 👤 Manfred Paul Oehmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:43
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/18; H02P7/24; H02P7/28; H02P7/285; H02P7/292; H02P7/295; Y; Y10; Y10S; Y10S388/00; Y10S388/907; Y10S388/917; Y10S388/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3128396A
Cited
US3264544A
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US3264518A
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US3369172A
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US3308373A
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US3373331A
Cited
US3375403A
Cited
US3395334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |