Patent US3828097A successfully refreshed from Google Patents.
US3828097A
Expired / Lapsed
US
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Process for the preparation of chlorous acid
Assignee: Chemical Generators Inc
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Filing: 1972-10-27
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Granted: 1974-08-06
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Expires: 1992-10-27
Abstract
Abstract A PROCESS OF PREPARING CHLORONS ACID IS DISCLOSED. AN AQUEOUS SOLUTION OF THE CHLORATE OF AN ALKALI METAL OR ALKALINE EARTH METAL AND THE NITRATE OF AN ALKALI METAL OR ALKALINE EARTH METAL IS FLOWED THROUGH A CATION EXCHANGE RESIN, THE ACTIVE SITES OF WHICH ARE OCCUPIED BY HYDROGEN, THE ELUATE IS IN THE FORM OF A CHLOROUS ACID SOLUTION.
Inventors
- 👤 J Callerame
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:49
CPC Classifications
C; C01; C01B; C01B11/00; C01B11/08
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) | 1977-08-05 | 1978-02-04 | 1978-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-05 | 1982-02-04 | 1982-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-05 | 1986-02-04 | 1986-08-06 | $7700.00 | Window Closed / Lapsed |