Patent US2948033A successfully refreshed from Google Patents.
US2948033A
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US
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Method of forming hub assembly
Assignee: ACF Industries Inc
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Filing: 1957-05-31
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Granted: 1960-08-09
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Expires: 1977-05-31
Abstract
No abstract record available.
Inventors
- 👤 Ronald A Gulick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:14
CPC Classifications
G; G05; G05G; G05G1/00; G05G1/08; B; B22; B22D; B22D19/00; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F16C33/208; F16C2208/00; F16C2208/20; F16C2208/30; F16C2208/32; F16C2220/00; F16C2220/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2196505A
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US2391898A
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US2555754A
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US2577350A
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US2689380A
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US2797482A
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US2829411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |