Patent US2569740A successfully refreshed from Google Patents.
US2569740A
Expired / Lapsed
US
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Scoop mechanism for trucks
Assignee: Elwell Parker Electric Co
•
Filing: 1946-09-07
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Granted: 1951-10-02
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Expires: 1966-09-07
Abstract
No abstract record available.
Inventors
- 👤 Edward J Abbe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:11
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1019327A
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US1713780A
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US2282613A
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US2398859A
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US2386519A
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US2405312A
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US2421472A
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US2413661A
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US2482692A
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US2462790A
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US2439139A
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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) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |