US2853843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting means for tractor mounted cutting assembly
Assignee: Massey Ferguson Inc
•
Filing: 1954-08-05
•
Granted: 1958-09-30
•
Expires: 1974-08-05
Abstract
No abstract record available.
Inventors
- 👤 Lee E Elfes
- 👤 Leo J Lorenz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:20
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/03; A01D34/06; A01D34/28; A01D34/283; A01D34/30; A01D75/00; A01D75/18; A01D75/185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2568931A
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GB687889A
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US2700861A
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US2726502A
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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) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |