Patent US2514089A successfully refreshed from Google Patents.
US2514089A
Expired / Lapsed
US
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Power shaft shield
Assignee: Allis Chalmers Corp
•
Filing: 1945-03-21
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Granted: 1950-07-04
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Expires: 1965-03-21
Abstract
No abstract record available.
Inventors
- 👤 Donald L Punsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:19
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/84; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1322335A
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US781243A
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US1247723A
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US1455493A
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US1765188A
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US1832991A
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US2349923A
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US2443035A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |