Patent US2951581A successfully refreshed from Google Patents.
US2951581A
Expired / Lapsed
US
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Vibratory conveyors
Assignee: General Mills Inc
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Filing: 1959-06-09
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Granted: 1960-09-06
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Expires: 1979-06-09
Abstract
No abstract record available.
Inventors
- 👤 Long George
- 👤 Tsuchiya Takuzo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:26
CPC Classifications
B; B65; B65G; B65G27/00; B65G27/10; B65G27/28; B65G27/30; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344
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) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |