US3043078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forage harvester knife structure
Assignee: International Motors LLC
•
Filing: 1959-09-30
•
Granted: 1962-07-10
•
Expires: 1979-09-30
Abstract
No abstract record available.
Inventors
- 👤 Robert H Witt
- 👤 Arthur G Barows
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:44
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/52; A01D34/535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US107218A
Cited
US1442577A
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US2590065A
Cited
US2507247A
Cited
US2700511A
Cited
US2786317A
Cited
US2942361A
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US2797478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |