US1988041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Endless screen conveyer
Assignee: C G SARGENT'S SONS Corp
•
Filing: 1933-10-14
•
Granted: 1935-01-15
•
Expires: 1953-10-14
Abstract
No abstract record available.
Inventors
- 👤 Hogg James Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:53
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/06; B65G17/063; B65G17/064; B65G17/02; B65G17/10; B65G2201/00; B65G2201/06
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) | 1938-01-14 | 1938-07-16 | 1939-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-01-14 | 1942-07-16 | 1943-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-01-14 | 1946-07-16 | 1947-01-15 | $7700.00 | Window Closed / Lapsed |