Patent US3406318A successfully refreshed from Google Patents.
US3406318A
Expired / Lapsed
US
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Potential regulator with an electrical polarity reversal protection feature
Assignee: Motors Liquidation Co
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Filing: 1966-02-01
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Granted: 1968-10-15
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Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Glen E Harland
- 👤 Lund Johan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:58
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/14; H02P9/26; H02P9/30; H02J; H02J7/00; H02J7/14; H02J7/16; H02J7/24; H02J7/243; Y; Y10; Y10S; Y10S320/00; Y10S320/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3168693A
Cited
US3263155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |