US2672318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jack for agricultural machines
Assignee: MASSEY HARRIS Ltd
•
Filing: 1950-11-08
•
Granted: 1954-03-16
•
Expires: 1970-11-08
Abstract
No abstract record available.
Inventors
- 👤 Lee Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:02
CPC Classifications
A; A01; A01D; A01D75/00; A01D75/26; A01D75/265; B; B60; B60S; B60S9/00; B60S9/02; B60S9/04; B60S9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |