Patent US1612281A successfully refreshed from Google Patents.
US1612281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing apparatus
Assignee: COLUMBIA METAL PRODUCTS Co
•
Filing: 1922-11-14
•
Granted: 1926-12-28
•
Expires: 1942-11-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Goetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:34
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/10; A47J43/1006; A47J43/1018; A47J43/1025; B; B01; B01F; B01F27/00; B01F27/80; B01F27/82; B01F27/95; B01F27/951; B01F27/05; B01F27/09; B01F27/091; B01F27/23; B01F27/232; B01F27/2322; B01F27/2324
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) | 1929-12-27 | 1930-06-28 | 1930-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-12-27 | 1934-06-28 | 1934-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-12-27 | 1938-06-28 | 1938-12-28 | $7700.00 | Window Closed / Lapsed |