US2596618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch release attachment for tractors
Assignee: Individual
•
Filing: 1949-11-29
•
Granted: 1952-05-13
•
Expires: 1969-11-29
Abstract
No abstract record available.
Inventors
- 👤 Clarence C Thiem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:45
CPC Classifications
A; A01; A01B; A01B67/00; B; B62; B62D; B62D49/00; B62D49/06; B62D49/0621
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1378953A
Cited
US1494238A
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US1587416A
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US1765908A
Cited
CH160977A
Cited
US2185170A
Cited
US2504729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |