US2693747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor mounted implement support and implement
Assignee: Allis Chalmers Corp
•
Filing: 1948-03-31
•
Granted: 1954-11-09
•
Expires: 1968-03-31
Abstract
No abstract record available.
Inventors
- 👤 Willard H Tanke
- 👤 August G Buhr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:16
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/02; A01B39/06
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) | 1957-11-08 | 1958-05-10 | 1958-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-08 | 1962-05-10 | 1962-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-08 | 1966-05-10 | 1966-11-09 | $7700.00 | Window Closed / Lapsed |