US3008724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leveling control for hillside combines
Assignee: Massey Ferguson Inc
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Filing: 1959-11-09
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Granted: 1961-11-14
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Expires: 1979-11-09
Abstract
No abstract record available.
Inventors
- 👤 Alvin W Lapins
- 👤 Ralph L Tweedale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:30
CPC Classifications
B; B60; B60G; B60G21/00; B60G21/10; B60G21/106; A; A01; A01D; A01D75/00; A01D75/28; A01D75/285; B60G17/00; B60G17/015; B60G17/0152; B60G2200/00; B60G2200/30; B60G2200/32; B60G2200/322; B60G2202/00; B60G2202/40; B60G2202/42; B60G2204/00; B60G2204/40; B60G2204/419; B60G2204/4192; B60G2300/00; B60G2300/08; B60G2300/09; B60G2800/00; B60G2800/01; B60G2800/019; B60G2800/0194
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-13 | 1965-05-15 | 1965-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-13 | 1969-05-15 | 1969-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-13 | 1973-05-15 | 1973-11-14 | $7700.00 | Window Closed / Lapsed |