US2530866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transportation assembly
Assignee: Individual
•
Filing: 1946-11-26
•
Granted: 1950-11-21
•
Expires: 1966-11-26
Abstract
No abstract record available.
Inventors
- 👤 John L Evans
- 👤 Tom N Busch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:19
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/062; B62; B62D; B62D53/00; B62D53/04; B62D53/06; B62D53/061; B62D53/062; B62D53/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US76856A
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US1123249A
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US1924797A
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US2015879A
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DE632039C
Cited
US2131949A
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US2173277A
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US2350841A
Cited
US2417619A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |