Patent US2948434A successfully refreshed from Google Patents.
US2948434A
Expired / Lapsed
US
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Tray feeding apparatus
Assignee: Diamond National Corp
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Filing: 1957-12-27
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Granted: 1960-08-09
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Expires: 1977-12-27
Abstract
No abstract record available.
Inventors
- 👤 Harry A Wolter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:39
CPC Classifications
B; B65; B65G; B65G59/00; B65G59/10; B65G59/105; B65G59/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1722048A
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US1742371A
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US1684747A
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US1798095A
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US1761009A
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US1963621A
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US2017521A
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US2589600A
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US2577585A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |