Patent US3070352A successfully refreshed from Google Patents.
US3070352A
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US
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Vane ring assembly
Assignee: Motors Liquidation Co
•
Filing: 1957-11-06
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Granted: 1962-12-25
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Expires: 1977-11-06
Abstract
No abstract record available.
Inventors
- 👤 Harvey W Welsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:45
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D9/04; F01D9/042; F01D9/041; F05; F05D; F05D2230/00; F05D2230/60; F05D2230/64; F05D2230/644; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10T; Y10T24/00; Y10T24/21; Y10T24/2102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US728093A
Cited
US1796748A
Cited
FR730955A
Cited
US2205474A
Cited
US2371801A
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US2442184A
Cited
GB621544A
Cited
US2722069A
Cited
US2945673A
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 |