Patent US2953348A successfully refreshed from Google Patents.
US2953348A
Expired / Lapsed
US
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Blade fastenings
Assignee: Motors Liquidation Co
•
Filing: 1952-12-30
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Granted: 1960-09-20
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Expires: 1972-12-30
Abstract
No abstract record available.
Inventors
- 👤 Frank G Leland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:56
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/32; F01D5/326
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2369344A
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US2445154A
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US2430185A
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US2651494A
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US2753149A
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US2807436A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |