US2847812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting and lifting means for a tractor mounted cutting assembly
Assignee: Massey Ferguson Inc
•
Filing: 1954-10-19
•
Granted: 1958-08-19
•
Expires: 1974-10-19
Abstract
No abstract record available.
Inventors
- 👤 Lee E Elfes
- 👤 Leo J Lorenz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:20
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/24; A01D34/243; A01D34/246
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1778862A
Cited
US1758527A
Cited
US1822204A
Cited
US2236598A
Cited
US2291987A
Cited
US2329881A
Cited
US2590537A
Cited
US2617242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |