Patent US1789281A successfully refreshed from Google Patents.
Patent US3266923A successfully refreshed from Google Patents.
US1948871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed mixing machine
Assignee: Strong-Scott Manufacturing Co
•
Filing: 1930-04-07
•
Granted: 1934-02-27
•
Expires: 1950-04-07
Abstract
No abstract record available.
Inventors
- 👤 Richard G Quehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:36
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/60; B01F27/62; B01F27/05; B01F27/11; B01F27/112; Y; Y10; Y10S; Y10S366/00; Y10S366/603
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) | 1937-02-26 | 1937-08-28 | 1938-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-02-26 | 1941-08-28 | 1942-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-02-26 | 1945-08-28 | 1946-02-27 | $7700.00 | Window Closed / Lapsed |