Patent US2563372A successfully refreshed from Google Patents.
US2563372A
Expired / Lapsed
US
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Vertically adjustable trailer
Assignee: Individual
•
Filing: 1948-08-19
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Granted: 1951-08-07
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Expires: 1968-08-19
Abstract
No abstract record available.
Inventors
- 👤 John E Risse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:55
CPC Classifications
B; B60; B60B; B60B35/00; B60B35/02; B60B35/10; B60B35/1009; B60B35/1018; B60B35/1072; B60B35/109; B60D; B60D1/00; B60D1/24; B60D1/42; B60D1/46; B60B2310/00; B60B2310/30; B60B2310/302; B60B2310/305; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |