Patent US2696290A successfully refreshed from Google Patents.
US2696290A
Expired / Lapsed
US
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Vertical elevator for combines
Assignee: MASSEY HARRIS CO Ltd
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Filing: 1950-04-22
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Granted: 1954-12-07
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Expires: 1970-04-22
Abstract
No abstract record available.
Inventors
- 👤 Carroll Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:23
CPC Classifications
A; A01; A01D; A01D61/00; A01D61/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1917134A
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US2155423A
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US2369745A
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US2427876A
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US2469580A
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US2390680A
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US2529180A
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US2478009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-06 | 1958-06-07 | 1958-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-06 | 1962-06-07 | 1962-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-06 | 1966-06-07 | 1966-12-07 | $7700.00 | Window Closed / Lapsed |