US2917951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission
Assignee: Twin Disc Inc
•
Filing: 1954-08-10
•
Granted: 1959-12-22
•
Expires: 1974-08-10
Abstract
No abstract record available.
Inventors
- 👤 George R Aschauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:59
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; F16H47/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB600791A
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US2531996A
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US2544542A
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US2620685A
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US2675102A
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US2651950A
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US2667085A
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US2741130A
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US2672767A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |