US2643784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fork construction for industrial trucks
Assignee: Doosan Bobcat North America Inc
•
Filing: 1949-06-22
•
Granted: 1953-06-30
•
Expires: 1969-06-22
Abstract
No abstract record available.
Inventors
- 👤 George L Turner
- 👤 Lapsley Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:19
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/14; B66F9/142; B66F9/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1457639A
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US1417013A
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US1884907A
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US2234851A
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US2271624A
Cited
US2410373A
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US2477167A
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US2538505A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |