Patent US3210284A successfully refreshed from Google Patents.
US3210284A
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Stabilization of alkaline potassium permanganate solutions
Assignee: Diversey Wyandotte Corp
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Filing: 1962-03-23
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Granted: 1965-10-05
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Expires: 1982-03-23
Abstract
No abstract record available.
Inventors
- 👤 Jacque L Duvall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:39
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3947; C01; C01G; C01G45/00; C01G45/12; C01G45/1207; C01G45/1214
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A METHOD OF STABILIZING ALKALINE SOLUTIONS OF PERMANGANATES SELECTED FROM THE GROUP CONSISTING OF SODIUM PERMANGANATE AND POTASSIUM PERMANGANATE AGAINST DECOMPOSITION COMPRISING REMOVING MANGANATE IONS PRESENT IN THE SOLUTION BY COMBINING SAID MANGANATE IONS WITH CATIONS SELECTED FROM THE GROP CONSISTING OF BARIUM, CALCIUM, AND STRONTIUM CATIONS.
Claim 2
Independent Claim
47 words
A METHOD OF STABILIZING ALKALINE SOLUTIONS OF PERMANGANATES SELECTED FROM THE GROUP CONSISTING OF SODIUM PERMANGANATE AND POTASSIUM PERMANGANATE AGAINST DECOMPOSITION COMPRISING REMOVING MANGANATE IONS PRESENT IN THE SOLUTION BY COMBINING SAID MANGANATE IONS WITH CATIONS SELECTED FROM THE GROP CONSISTING OF BARIUM, CALCIUM, AND STRONTIUM CATIONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |