Patent US2470126A successfully refreshed from Google Patents.
US2470126A
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Turbine construction
Assignee: Allis Chalmers Corp
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Filing: 1942-12-05
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Granted: 1949-05-17
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Expires: 1962-12-05
Abstract
No abstract record available.
Inventors
- 👤 Hans A Altorfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:09
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/16; F01D25/162; F01D25/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US830393A
Cited
AT76744B
Cited
US1491423A
Cited
GB229627A
Cited
GB345888A
Cited
GB369680A
Cited
US1889554A
Cited
US1873743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |