US2965309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing apparatus
Assignee: Individual
•
Filing: 1959-09-01
•
Granted: 1960-12-20
•
Expires: 1979-09-01
Abstract
No abstract record available.
Inventors
- 👤 Clarence F Parrott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:04
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/04; A01C23/042; B; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/316; B05; B05B; B05B7/00; B05B7/24; B05B7/2402; B05B7/244; B05B7/2443
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |