Patent US1845562A successfully refreshed from Google Patents.
US1845562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge device for belt conveyers
Assignee: Waldorf Paper Products Co
•
Filing: 1929-02-07
•
Granted: 1932-02-16
•
Expires: 1949-02-07
Abstract
No abstract record available.
Inventors
- 👤 Nels H Sandberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:03
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/74; B65G47/76; B65G47/766; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-02-15 | 1935-08-17 | 1936-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-02-15 | 1939-08-17 | 1940-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-02-15 | 1943-08-17 | 1944-02-16 | $7700.00 | Window Closed / Lapsed |