US2927740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed grinder with wagon unloader
Assignee: Deere and Co
•
Filing: 1955-02-04
•
Granted: 1960-03-08
•
Expires: 1975-02-04
Abstract
No abstract record available.
Inventors
- 👤 Martin A Berk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:48
CPC Classifications
B; B02; B02C; B02C19/00; B02C19/0056; B02C13/00; B02C13/14; B02C13/18; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/18864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB262033A
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US1697297A
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US2005561A
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US2076025A
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US2092102A
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US2329898A
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US2515165A
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US2546747A
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US2567389A
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US2501911A
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US2542323A
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US2764361A
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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) | 1963-03-08 | 1963-09-07 | 1964-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-08 | 1967-09-07 | 1968-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-08 | 1971-09-07 | 1972-03-08 | $7700.00 | Window Closed / Lapsed |