US2905347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drum handling lift truck
Assignee: GRAND SPECIALTIES CO
•
Filing: 1956-10-11
•
Granted: 1959-09-22
•
Expires: 1976-10-11
Abstract
No abstract record available.
Inventors
- 👤 Fred P Hopfeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:04
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US989550A
Cited
US2421472A
Cited
US2447300A
Cited
US2456320A
Cited
US2679437A
Cited
US2698107A
Cited
US2709015A
Cited
US2759562A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |