US2790289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windrower having hay crushing means
Assignee: WINPOWER Manufacturing CO
•
Filing: 1951-06-30
•
Granted: 1957-04-30
•
Expires: 1971-06-30
Abstract
No abstract record available.
Inventors
- 👤 Robert D Tufford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:12
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/10; Y; Y10; Y10S; Y10S56/00; Y10S56/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1791714A
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US1905410A
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US2162783A
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US2246361A
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US2507635A
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US2521999A
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US2609651A
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US2664684A
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US2679720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |