US2629978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ensilage harvester
Assignee: Case LLC
•
Filing: 1949-05-14
•
Granted: 1953-03-03
•
Expires: 1969-05-14
Abstract
No abstract record available.
Inventors
- 👤 Norman R Krause
- 👤 Martin A Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:49
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/08; A01D43/081
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US327649A
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US346919A
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US1308818A
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US851237A
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US1093763A
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US1686519A
Cited
US2253794A
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US2385451A
Cited
US2477794A
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US2402849A
Cited
US2456404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |