Patent US2425342A successfully refreshed from Google Patents.
US2425342A
Expired / Lapsed
US
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Material handling apparatus
Assignee: Individual
•
Filing: 1944-12-06
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Granted: 1947-08-12
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Expires: 1964-12-06
Abstract
No abstract record available.
Inventors
- 👤 George B Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:16
CPC Classifications
B; B65; B65G; B65G65/00; B65G65/30; B65G65/34; B65G65/40; B65G65/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1633627A
Cited
DE332504C
Cited
US1441249A
Cited
US1851923A
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US2025340A
Cited
US2110737A
Cited
US2177196A
Cited
US2355213A
Cited
US2348741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-11 | 1951-02-10 | 1951-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-11 | 1955-02-10 | 1955-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-11 | 1959-02-10 | 1959-08-12 | $7700.00 | Window Closed / Lapsed |