Patent US2675208A successfully refreshed from Google Patents.
US2675208A
Expired / Lapsed
US
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Turbine rotor blade
Assignee: Packard Motor Car Co
•
Filing: 1948-10-11
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Granted: 1954-04-13
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Expires: 1968-10-11
Abstract
No abstract record available.
Inventors
- 👤 Morton I Weinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:08
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/147; F01D5/18; F01D5/187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US994166A
Cited
US1516556A
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GB235304A
Cited
US1762352A
Cited
DE594931C
Cited
US2040640A
Cited
US2445154A
Cited
US2463340A
Cited
US2506581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |