US2794564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand truck
Assignee: Individual
•
Filing: 1955-05-31
•
Granted: 1957-06-04
•
Expires: 1975-05-31
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Frieburger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:49
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/10; B62B1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-03 | 1960-12-03 | 1961-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-03 | 1964-12-03 | 1965-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-03 | 1968-12-03 | 1969-06-04 | $7700.00 | Window Closed / Lapsed |