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US2570147A
Expired / Lapsed
US
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Field forage harvester
Assignee: Case LLC
•
Filing: 1947-03-14
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Granted: 1951-10-02
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Expires: 1967-03-14
Abstract
No abstract record available.
Inventors
- 👤 Patrick W Morrissey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:18
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/06; A01D43/063; A01F; A01F29/00; A01F29/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US926599A
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US1580073A
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US1615334A
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US1858147A
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US2157619A
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US2292951A
Cited
US2253633A
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US2379371A
Cited
US2385451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |