US2514825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand truck with lift platform
Assignee: Individual
•
Filing: 1947-05-28
•
Granted: 1950-07-11
•
Expires: 1967-05-28
Abstract
No abstract record available.
Inventors
- 👤 Zenko Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:40
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/12; B62B2203/00; B62B2203/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US429140A
Cited
US1018260A
Cited
US1168008A
Cited
US1591766A
Cited
US2030925A
Cited
US2398584A
Cited
US2415655A
Cited
US2431096A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |