US2909387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible attachment for load carrying body
Assignee: Individual
•
Filing: 1959-01-20
•
Granted: 1959-10-20
•
Expires: 1979-01-20
Abstract
No abstract record available.
Inventors
- 👤 Fred A Burtzloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:12
CPC Classifications
B; B60; B60J; B60J7/00; B60J7/08; B60J7/12; B60J7/14; B60J7/141; B60P; B60P3/00; B60P3/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US882743A
Cited
US1038591A
Cited
US1639092A
Cited
US2769658A
Cited
US2757041A
Cited
US2848274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |