Patent US2798628A successfully refreshed from Google Patents.
US2798628A
Expired / Lapsed
US
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Self-loading and unloading truck for loose bulk material
Assignee: Sprout Waldron and Co Inc
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Filing: 1954-09-07
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Granted: 1957-07-09
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Expires: 1974-09-07
Abstract
No abstract record available.
Inventors
- 👤 Fisher Chester Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:01
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/06; B60P1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2116603A
Cited
US2087464A
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US2089347A
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US2230425A
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US2511246A
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US2589988A
Cited
US2681748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |