Patent US2617523A successfully refreshed from Google Patents.
US2859933A
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US
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Turbine wheel exducer structure
Assignee: Garrett Corp
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Filing: 1953-09-11
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Granted: 1958-11-11
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Expires: 1973-09-11
Abstract
No abstract record available.
Inventors
- 👤 William D Whitaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:58
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/04; F01D5/043; F01D5/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1097729A
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US1833754A
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US2310412A
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US2405283A
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GB586835A
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US2427614A
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US2646920A
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GB668093A
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US2664240A
Cited
US2660399A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |