Patent US3525017A successfully refreshed from Google Patents.
US3525017A
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US
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Electric governor apparatus
Assignee: Ambac Industries Inc
•
Filing: 1968-01-08
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Granted: 1970-08-18
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Expires: 1988-01-08
Abstract
No abstract record available.
Inventors
- 👤 Merton I Rosenberg
- 👤 Walter G Bohaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:47
CPC Classifications
F; F02; F02D; F02D31/00; F02D31/001; F02D31/007; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2465358A
Cited
US2960629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |