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Patent US3505879A successfully refreshed from Google Patents.
US3505879A
Expired / Lapsed
US
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Electrical generator including components of an automotive vehicle mechanical speedometer
Assignee: Ford Motor Co
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Filing: 1968-07-31
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Granted: 1970-04-14
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Expires: 1988-07-31
Abstract
No abstract record available.
Inventors
- 👤 Lawrence J Vanderberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:03
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/42; G01P3/44; G01P3/49; G01P3/495; G01P1/00; G01P1/07; G01P1/08; G01P1/10; G01P3/48; G01P3/481; G01P3/487
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-13 | 1973-10-13 | 1974-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-13 | 1977-10-13 | 1978-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-13 | 1981-10-13 | 1982-04-14 | $7700.00 | Window Closed / Lapsed |