US2797928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive-on lift trailer
Assignee: Individual
•
Filing: 1955-11-25
•
Granted: 1957-07-02
•
Expires: 1975-11-25
Abstract
No abstract record available.
Inventors
- 👤 Bernard L Blubaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:18
CPC Classifications
B; B62; B62D; B62D63/00; B62D63/06; B62D63/061; B60; B60P; B60P1/00; B60P1/02; B60P1/025; B62D53/00; B62D53/04; B62D53/06; B62D53/061; B62D53/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1310146A
Cited
US2415706A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |