US2704989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple purpose amphibious military trailer vehicle
Assignee: Individual
•
Filing: 1952-02-11
•
Granted: 1955-03-29
•
Expires: 1972-02-11
Abstract
No abstract record available.
Inventors
- 👤 Konecny Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:45
CPC Classifications
B; B60; B60F; B60F3/00; B60F3/0061; B60F3/0092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US612352A
Cited
CH56454A
Cited
US1276667A
Cited
US1287855A
Cited
US1990328A
Cited
US2321677A
Cited
US2386132A
Cited
US2380557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-28 | 1958-09-27 | 1959-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-28 | 1962-09-27 | 1963-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-28 | 1966-09-27 | 1967-03-29 | $7700.00 | Window Closed / Lapsed |