US3199844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing apparatus
Assignee: Pangborn Corp
•
Filing: 1961-10-19
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Granted: 1965-08-10
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Expires: 1981-10-19
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Moore
- 👤 Owen M Stoops
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:35
CPC Classifications
B; B24; B24C; B24C7/00; B24C7/0046; B24C7/0053; B01; B01F; B01F23/00; B01F23/30; B01F25/00; B01F25/105; B01F25/1051; B01F35/00; B01F35/71; B01F35/712; B01F35/717; B01F35/7174; B01F35/75; B01F35/754; B01F35/7547; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1022; Y10T292/1031
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
135 words
A MIXING APPARATUS INCLUDING A PARTICLE SUPPLY TANK HAVING A FLOOR WITH AN OUTLET FOR DELIVERING PARTICLES FROM THE TANK, A PROPELLANT FLUID CONDUIT BELOW SAID OUTLET AND HAVING A PAWSSAGEWAY COMMUNICATING WITH IT, SAID CONDUIT BEING HINGED TO THE TANK TO PIVOT THE PASSAGEWAY TOWARD AND AWAY FROM THE OUTLET, LOCKING MEANS ON THE CONDUIT AND THE TANK FOR LOCKING THE CONDUIT AGAINST THE OUTLET TO FORM A PORT FOR DELIVERY OF THE PARTICLES TO THE FLUID PROPELLANT IN SAID CONDUIT, A RESILIENT CLOSURE MEMBER POSITIONED ABOVE THE FLOOR OUTLET, MEANS FOR URGING SAID RESILIENT MEMBER AGAINST THE FLOOR OUTLET, AND AN EXTENSION CONNECTED WITH SAID CLOSURE WHICH IS URGED UPWARDLY TO IN TURN URGE THE RESILIENT CLOSURE OUT OF THE FLOOR OUTLET WHEN THE CONDUIT IS PIVOTED AGAINST THE FLOOR OF THE TANK.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |