US2969023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Freight loading apparatus
Assignee: Evans Products Co
•
Filing: 1958-12-17
•
Granted: 1961-01-24
•
Expires: 1978-12-17
Abstract
No abstract record available.
Inventors
- 👤 Harvey W Chapman
- 👤 Henry L Dunlap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:25
CPC Classifications
B; B61; B61D; B61D45/00; B60; B60P; B60P3/00; B60P3/06; B60P3/07; B60P3/073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1816897A
Cited
US2024444A
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US2120497A
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US2205273A
Cited
US2715012A
Cited
US2688504A
Cited
US2743684A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |