US3059796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Palletized material handling
Assignee: National Gypsum Co
•
Filing: 1959-11-12
•
Granted: 1962-10-23
•
Expires: 1979-11-12
Abstract
No abstract record available.
Inventors
- 👤 Francis C Dansereau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:41
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/19; B66F9/195
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2256453A
Cited
US2256454A
Cited
US2371661A
Cited
US2388458A
Cited
US2517938A
Cited
US2610751A
Cited
US2656062A
Cited
US2707573A
Cited
US2800236A
Cited
US2748966A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |