US3058558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling mechanism
Assignee: Allis Chalmers Corp
•
Filing: 1959-09-01
•
Granted: 1962-10-16
•
Expires: 1979-09-01
Abstract
No abstract record available.
Inventors
- 👤 Dale W Hawk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:55
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/08; F16D11/10; B; B60; B60K; B60K17/00; B60K17/34; B60K17/348; B60K17/35; B60K17/352; F16D2011/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1243720A
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US1345633A
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US1865022A
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US2444227A
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US2584032A
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US2820538A
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US2785783A
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US2850130A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |