US2462926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Full circle boom crane
Assignee: AUSTIN WESTERN Co
•
Filing: 1944-03-27
•
Granted: 1949-03-01
•
Expires: 1964-03-27
Abstract
No abstract record available.
Inventors
- 👤 Fred D Wilson
- 👤 Antos Joseph
- 👤 James D Benbow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:34
CPC Classifications
B; B66; B66C; B66C13/00; B66C13/18; B66C2700/00; B66C2700/06; B66C2700/062; B66C2700/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1315684A
Cited
US781439A
Cited
US1043394A
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US1160938A
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US1545664A
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US1509295A
Cited
US1861194A
Cited
CH139976A
Cited
US1917053A
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GB391777A
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US2075819A
Cited
US2098237A
Cited
US2192033A
Cited
US2272949A
Cited
US2348796A
Cited
US2346900A
Cited
US2362220A
Cited
US2365167A
Cited
US2381731A
Cited
US2353655A
Cited
US2365168A
Cited
US2365169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |