US2630905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable grain elevator
Assignee: Individual
•
Filing: 1949-01-17
•
Granted: 1953-03-10
•
Expires: 1969-01-17
Abstract
No abstract record available.
Inventors
- 👤 John R Howe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:21
CPC Classifications
B; B65; B65G; B65G41/00; B65G41/001; B65G41/002
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1572818A
Cited
US1846696A
Cited
US1828268A
Cited
US2298332A
Cited
US2408952A
Cited
US2434445A
Cited
US2460661A
Cited
US2483290A
Cited
US2533261A
Cited
US2492341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |