US2429936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine mounting
Assignee: Allis Chalmers Corp
•
Filing: 1943-12-18
•
Granted: 1947-10-28
•
Expires: 1963-12-18
Abstract
No abstract record available.
Inventors
- 👤 Clarence E Kenney
- 👤 John R Hagemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:27
CPC Classifications
F; F01; F01D; F01D9/00; F01D9/02; F01D11/00; F01D11/02; F01D25/00; F01D25/24; F01D25/26; F05; F05B; F05B2230/00; F05B2230/60; F05B2230/604; F05B2230/606; F05D; F05D2230/00; F05D2230/60; F05D2230/64; F05D2230/642
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1889554A
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US2117131A
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US2184197A
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US2283176A
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US2180168A
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US2296701A
Cited
US2309003A
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US2269181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-27 | 1951-04-28 | 1951-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-27 | 1955-04-28 | 1955-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-27 | 1959-04-28 | 1959-10-28 | $7700.00 | Window Closed / Lapsed |