Patent US2795286A successfully refreshed from Google Patents.
US2795286A
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Crowding speed adapter drive train for tractors
Assignee: Barber Greene Co
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Filing: 1955-01-17
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Granted: 1957-06-11
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Expires: 1975-01-17
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Lehman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:24
CPC Classifications
B; B65; B65G; B65G65/00; B65G65/02; B65G65/08; B65G65/10; Y; Y10; Y10S; Y10S74/00; Y10S74/11; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1481816A
Cited
US1386396A
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US1684705A
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US1957221A
Cited
US2541625A
Cited
US2661935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |