US2427880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Implement drive lock device
Assignee: International Motors LLC
•
Filing: 1943-12-18
•
Granted: 1947-09-23
•
Expires: 1963-12-18
Abstract
No abstract record available.
Inventors
- 👤 William F Schmied
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:17
CPC Classifications
A; A01; A01C; A01C3/00; A01C3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US871845A
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US888747A
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US1486930A
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US1721691A
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US1738168A
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US2024213A
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US2292952A
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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) | 1950-09-22 | 1951-03-24 | 1951-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-22 | 1955-03-24 | 1955-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-22 | 1959-03-24 | 1959-09-23 | $7700.00 | Window Closed / Lapsed |