US2761833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid treating apparatus
Assignee: Individual
•
Filing: 1951-12-26
•
Granted: 1956-09-04
•
Expires: 1971-12-26
Abstract
No abstract record available.
Inventors
- 👤 Samuel I Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:18
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/001; C02F1/003; B; B01; B01J; B01J47/00; B01J47/012; C02F2307/00; C02F2307/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A LIQUID TREATING APPARATUS COMPRISING A BOTTLE ADAPTED TO HOLD LIQUID THEREIN, SAID BOTTLE HAVING FLEXIBLE WALLS, THE WALLS OF SAID BOTTLE BEING FLEXIBLE WHEN PRESSED AND ADAPTED BY THEIR INHERENT RESILIENCY TO RETURN TO THEIR ORIGINAL POSITION WHEN PRESSURE IS RELEASED, AN OPEN NECK IN SAID BOTTLE, A CARTRIDGE HAVING AN ELONGATED SHAPE, AN INLET NECK AT ONE END OF SAID CARTRIDGE AND AN OUTLET AT THE OTHER END OF SAID CARTRIDGE, SAID OUTLET BEING IN THE FORM OF A NOZZLE AND BEING SUBSTANTIALLY SMALLER THAN SAID INLET NECK, SAID INLET NECK BEING DETACHABLY CONNECTED TO THE OPEN NECK OF SAID BOTTLE WHEREBY SAID CARTRIDGE EXTENDS EXTERNALLY OF SAID BOTTLE AND MAKES A LEAK TIGHT SEAL THEREWITH, AND A MASS OF ION EXCHANGE RESINS IN SAID CARTRIDGE, THE SQUEEZING OF THE FLEXIBLE WALLS OF SAID BOTTLE CAUSING THE LIQUID THEREIN TO PASS THROUGH AND BE TREATED BY SAID MASS OF RESINS, AND THEREAFTER TO EMERGE FROM SAID OUTLET.
Claim 2
Dependent Claim
159 words
A LIQUID TREATING APPARATUS COMPRISING A BOTTLE ADAPTED TO HOLD LIQUID THEREIN, SAID BOTTLE HAVING FLEXIBLE WALLS, THE WALLS OF SAID BOTTLE BEING FLEXIBLE WHEN PRESSED AND ADAPTED BY THEIR INHERENT RESILIENCY TO RETURN TO THEIR ORIGINAL POSITION WHEN PRESSURE IS RELEASED, AN OPEN NECK IN SAID BOTTLE, A CARTRIDGE HAVING AN ELONGATED SHAPE, AN INLET NECK AT ONE END OF SAID CARTRIDGE AND AN OUTLET AT THE OTHER END OF SAID CARTRIDGE, SAID OUTLET BEING IN THE FORM OF A NOZZLE AND BEING SUBSTANTIALLY SMALLER THAN SAID INLET NECK, SAID INLET NECK BEING DETACHABLY CONNECTED TO THE OPEN NECK OF SAID BOTTLE WHEREBY SAID CARTRIDGE EXTENDS EXTERNALLY OF SAID BOTTLE AND MAKES A LEAK TIGHT SEAL THEREWITH, AND A MASS OF ION EXCHANGE RESINS IN SAID CARTRIDGE, THE SQUEEZING OF THE FLEXIBLE WALLS OF SAID BOTTLE CAUSING THE LIQUID THEREIN TO PASS THROUGH AND BE TREATED BY SAID MASS OF RESINS, AND THEREAFTER TO EMERGE FROM SAID OUTLET.
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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) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |