US3189518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for treating swimming pool water
Assignee: US Filter Wallace and Tiernan Inc
•
Filing: 1961-06-27
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Granted: 1965-06-15
•
Expires: 1981-06-27
Abstract
No abstract record available.
Inventors
- 👤 George U Glasgow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:31
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/72; C02F1/76; C02F1/766
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A COMPOSITION OF MATTER USEFUL FOR WATER TREATMENT, SUCH AS THE TREATMENT OF SWIMMING POOL WATER CONTAINING AVAILABLE CHLORINE, CONSISTING ESSENTIALLY OF A SOLID ADMIXTURE OF WATER-SOLUBLE AMMONIUM SALT AND A WATERSOLUBLE IODIDE, SAID WATER-SOLUBLE AMMONIUM SALT CAPABLE UPON DISSOLUTION IN WATER CONTAINING AVAILABLE CHLORINE OF REACTING WITH AVAILABLE CHLORINE THEREIN TO FORM MONOCHLORAMINE IN SITU AND SAID IODIDE UPON DISSOLUTION IN WATER BEING CAPABLE OF IONIZING TO FORM THE CORRESPONDING IODIDE ION, SAID WATER-SOLUBLE IODIDE COMPRISING 5-50% BY WEIGHT OF SAID ADMIXTURE.
Claim 2
Dependent Claim
83 words
A COMPOSITION OF MATTER USEFUL FOR WATER TREATMENT, SUCH AS THE TREATMENT OF SWIMMING POOL WATER CONTAINING AVAILABLE CHLORINE, CONSISTING ESSENTIALLY OF A SOLID ADMIXTURE OF WATER-SOLUBLE AMMONIUM SALT AND A WATERSOLUBLE IODIDE, SAID WATER-SOLUBLE AMMONIUM SALT CAPABLE UPON DISSOLUTION IN WATER CONTAINING AVAILABLE CHLORINE OF REACTING WITH AVAILABLE CHLORINE THEREIN TO FORM MONOCHLORAMINE IN SITU AND SAID IODIDE UPON DISSOLUTION IN WATER BEING CAPABLE OF IONIZING TO FORM THE CORRESPONDING IODIDE ION, SAID WATER-SOLUBLE IODIDE COMPRISING 5-50% BY WEIGHT OF SAID ADMIXTURE.
References Cited (Backward Citations)
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US1590372A
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US1940592A
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US2443429A
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US2543562A
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US2817621A
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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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |