US3414239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auxiliary mixing tool for mixing device having a main mixing tool
Assignee: Individual
•
Filing: 1968-02-13
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Granted: 1968-12-03
•
Expires: 1988-02-13
Abstract
No abstract record available.
Inventors
- 👤 Eirich Wilhelm
- 👤 Eirich Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:54
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/07; B01F27/072; B01F27/0726; B01F27/07261; B22; B22C; B22C5/00; B22C5/04; B22C5/0409; B22C5/0454; B01F27/80; B01F27/82; B01F29/00; B01F29/80; B01F29/83; B28; B28C; B28C5/00; B28C5/08; B28C5/10; B28C5/12; B28C5/16; B28C5/166; B28C5/18; B28C5/26; B28C5/32; B28C5/325
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |