Patent US3070351A successfully refreshed from Google Patents.
US3070351A
Expired / Lapsed
US
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Blade retention
Assignee: Motors Liquidation Co
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Filing: 1959-02-06
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Granted: 1962-12-25
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Expires: 1979-02-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert L Hunt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:22
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/3007; F01D5/3015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US539015A
Cited
FR341486A
Cited
US2755062A
Cited
US2781962A
Cited
US2848190A
Cited
GB751127A
Cited
FR1113517A
Cited
FR1128113A
Cited
GB802476A
Cited
US2998959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |