Patent US3467221A successfully refreshed from Google Patents.
US3467221A
Expired / Lapsed
US
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Lubricating arrangements for motor vehicle change-speed gearing
Assignee: Motors Liquidation Co
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Filing: 1967-09-11
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Granted: 1969-09-16
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Expires: 1987-09-11
Abstract
No abstract record available.
Inventors
- 👤 Fritz Janke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:12
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/04; F16H57/042; F16H57/0421; F16H57/0434; F16H57/048; F16H57/0493; F16N; F16N13/00; F16N13/20; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/091; F16H3/0915
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) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |