US2513552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined highway and rail freight unit
Assignee: Individual
•
Filing: 1947-10-16
•
Granted: 1950-07-04
•
Expires: 1967-10-16
Abstract
No abstract record available.
Inventors
- 👤 Carl D Dove
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:32
CPC Classifications
C; C09; C09B; C09B67/00; C09B67/0096; B; B60; B60F; B60F1/00; B60F1/04; B60F1/046; B61; B61D; B61D3/00; B61D3/16; B61D3/18; B61D3/182; B61D3/184
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1595880A
Cited
US1660948A
Cited
US1948677A
Cited
US2070702A
Cited
US2036535A
Cited
US2229258A
Cited
US2144243A
Cited
US2263578A
Cited
US2267338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |