Patent US2611498A successfully refreshed from Google Patents.
US2611498A
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Roll gripping and upending truck
Assignee: Doosan Bobcat North America Inc
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Filing: 1947-04-17
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Granted: 1952-09-23
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Expires: 1967-04-17
Abstract
No abstract record available.
Inventors
- 👤 Broersma J Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:03
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/184; Y; Y10; Y10S; Y10S414/00; Y10S414/124
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1075923A
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US1369165A
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US1437547A
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US1878994A
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US1909813A
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US2178369A
Cited
US2281004A
Cited
US2287469A
Cited
US2413661A
Cited
US2469812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-23 | 1956-03-24 | 1956-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-23 | 1960-03-24 | 1960-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-23 | 1964-03-24 | 1964-09-23 | $7700.00 | Window Closed / Lapsed |