US720963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dump-gate for endless trough carriers.
Assignee: LINK BELT MACHINERY Co
•
Filing: 1902-03-21
•
Granted: 1903-02-17
•
Expires: 1922-03-21
Abstract
No abstract record available.
Inventors
- 👤 John Petersen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:15
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/34; B65G47/38; 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) | 1906-02-16 | 1906-08-18 | 1907-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-02-16 | 1910-08-18 | 1911-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-02-16 | 1914-08-18 | 1915-02-17 | $7700.00 | Window Closed / Lapsed |