US2889172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dumping trailer
Assignee: Individual
•
Filing: 1956-05-09
•
Granted: 1959-06-02
•
Expires: 1976-05-09
Abstract
No abstract record available.
Inventors
- 👤 Emil M Hoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:39
CPC Classifications
A; A01; A01D; A01D90/00; A01D90/12; B; B60; B60P; B60P1/00; B60P1/04; B60P1/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US301437A
Cited
US1997000A
Cited
US2194068A
Cited
US2286416A
Cited
US2313514A
Cited
US2427132A
Cited
US2672247A
Cited
US2752193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |