Patent US2560069A successfully refreshed from Google Patents.
US2560069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixer
Assignee: Lummus Technology LLC
•
Filing: 1946-02-21
•
Granted: 1951-07-10
•
Expires: 1966-02-21
Abstract
No abstract record available.
Inventors
- 👤 Ward J Bloomer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:54
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/313; B01F25/3131
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1686610A
Cited
US1263188A
Cited
US1442802A
Cited
US1821468A
Cited
US1954251A
Cited
US2293583A
Cited
US2351494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-09 | 1955-01-08 | 1955-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-09 | 1959-01-08 | 1959-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-09 | 1963-01-08 | 1963-07-10 | $7700.00 | Window Closed / Lapsed |