US3466854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ground speed responsive variable drive for crop handling apparatus
Assignee: Massey-Ferguson Industries Ltd
•
Filing: 1966-05-19
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Granted: 1969-09-16
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Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 Robert Ashton
- 👤 Wilbert D Weber
- 👤 Walter Hirsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:16
CPC Classifications
A; A01; A01D; A01D57/00; A01D57/01; A01D57/02; A01D57/025; A01D41/00; A01D41/12; A01D41/127; A01D41/1274; A01D69/00; A01D69/002; Y; Y10; Y10S; Y10S56/00; Y10S56/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3073099A
Cited
US3093946A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |