US3190320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resin transfer plant
Assignee: Continental Water Conditioning Corp
•
Filing: 1961-11-28
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Granted: 1965-06-22
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Expires: 1981-11-28
Abstract
No abstract record available.
Inventors
- 👤 William R Burgess
- 👤 Charles D Riley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:32
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/42; B; B01; B01J; B01J47/00; B01J47/012; B01J49/00; B01J49/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
93 words
THE METHOD OF HANDLING WATER CONDITIONING AGENTS CONSISTING OF THE STEPS OF SUPPORTING IN A VESSEL AN INVERTED SERVICE UNIT HAVING EXHAUSTED WATER CONDITIONING AGENTS THEREIN WITH THE TOP END OF THE SERVICE UNIT DISPOSED ADJACENT THE BOTTOM OF SAID VESSEL, HYDRAULICALLY DISCHARGING EXHAUSTED AGENTS FROM THE INVERTED SERVICE UNIT INTO THE VESSEL, AND MOVING THE SERVICE UNIT FROM ITS POSITION WITH THE TOP WITHIN THE VESSEL TOWARDS A POSITION WITH THE TOP OF THE SERVICE UNIT AT THE TOP OF THE VESSEL HEREBY ENABLING THE TREATING AGENTS TO DISCHARGE INTO THE VESSEL.
References Cited (Backward Citations)
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US868605A
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US1266706A
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Cited
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Cited
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Cited
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Cited
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Cited
US2850046A
Cited
US3045717A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |