US3486106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for limiting the time average value of excitation current in a field winding of a voltage regulated alternating current generator to a preselected maximum value
Assignee: Robert Bosch GmbH
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Filing: 1967-02-03
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Granted: 1969-12-23
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Expires: 1987-02-03
Abstract
No abstract record available.
Inventors
- 👤 Franz Dietl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:32
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/14; H02P9/26; H02P9/30; H02P9/305; H02J; H02J7/00; H02J7/14; H02J7/16; H02J7/60; H02J7/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3209234A
Cited
GB983519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |