Patent US2661743A successfully refreshed from Google Patents.
US2744644A
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US
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Attachment for lifting truck, with end loading means
Assignee: Individual
•
Filing: 1954-01-12
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Granted: 1956-05-08
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Expires: 1974-01-12
Abstract
No abstract record available.
Inventors
- 👤 Robert F Hackney
- 👤 Bernard N Lyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:17
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US385249A
Cited
US1826116A
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US1931484A
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US2410373A
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US2525870A
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US2538505A
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US2547329A
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US2599052A
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US2620930A
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US2665019A
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US2684164A
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US2672993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |