US2748552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cutting assembly with torque control for driving and positioning cutting assembly
Assignee: International Motors LLC
•
Filing: 1951-11-02
•
Granted: 1956-06-05
•
Expires: 1971-11-02
Abstract
No abstract record available.
Inventors
- 👤 Stuart D Pool
- 👤 Elof K Karlsson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:52
CPC Classifications
A; A01; A01D; A01D45/00; A01D45/10; Y; Y10; Y10S; Y10S56/00; Y10S56/15; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576
Claims Analysis
Total Claims: 0
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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) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |