Patent US2855061A successfully refreshed from Google Patents.
US2855061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand-guided transporter with powered tandem wheels
Assignee: Individual
•
Filing: 1954-12-09
•
Granted: 1958-10-07
•
Expires: 1974-12-09
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Lilienthal
- 👤 Carson D Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:18
CPC Classifications
B; B62; B62D; B62D61/00; B62D61/02; B62B; B62B3/00; B62B3/009; B62B5/00; B62B5/0026; B62D51/00; B62D51/005; B62D51/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US908472A
Cited
US991485A
Cited
US1255128A
Cited
US1353318A
Cited
US1817028A
Cited
US2514917A
Cited
US2567423A
Cited
US2656894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |