US3718069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixer-molder
Assignee: Dow Chemical Co
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Filing: 1966-01-28
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Granted: 1973-02-27
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Expires: 1986-01-28
Abstract
Abstract THE INVENTION IS A MIXER-MOLDER UNIT PARTICULARLY SUITABLE FOR USE IN THE BLENDING AND IN SITU FORMING OF SOLID PROPELLANT GRAINS. POWER SUPPLY, DRIVE MEANS AND MIX COMPONENT SUPPLY MEANS ARE EXTERIOR TO THE UNIT. THE MIXING CONTAINER INSIDE OF THE UNIT CAN BE THE ACTUAL MOTOR CASE FOR HOLDING A PROPELLANT GRAIN. D R A W I N G
Inventors
- 👤 T Slykhouse
- 👤 J Plomer
- 👤 H Doan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:41
CPC Classifications
C; C06; C06B; C06B21/00; B; B01; B01F; B01F27/00; B01F27/80; B01F27/82; B01F35/00; B01F35/56
Claims Analysis
Total Claims: 0
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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) | 1976-02-27 | 1976-08-28 | 1977-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-27 | 1980-08-28 | 1981-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-27 | 1984-08-28 | 1985-02-27 | $7700.00 | Window Closed / Lapsed |