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US2612964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chassis frame for road vehicles
Assignee: Bristol Aeroplane Co Ltd
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Filing: 1950-02-06
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Granted: 1952-10-07
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Expires: 1970-02-06
Abstract
No abstract record available.
Inventors
- 👤 Hobbs Dudley Edwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:31
CPC Classifications
B; B62; B62D; B62D21/00; B62D21/02; B62D21/04; B62D23/00; B62D29/00; B62D29/04; B62D29/043; B62D35/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US862250A
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US1648505A
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US1560351A
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GB236833A
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US1934385A
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US2216670A
Cited
FR865508A
Cited
US2373356A
Cited
US2527487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |