Patent US2780377A successfully refreshed from Google Patents.
US2780377A
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Article grappling and stacking attachment for lift trucks
Assignee: GLENN JR
•
Filing: 1954-03-16
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Granted: 1957-02-05
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Expires: 1974-03-16
Abstract
No abstract record available.
Inventors
- 👤 Jr William S Glenn
- 👤 Warren L Septon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:25
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1543214A
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US2611498A
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US2620930A
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US2575552A
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US2699879A
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US2647650A
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US2712874A
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US2595131A
Cited
US2706062A
Cited
US2646182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |