US3591341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stannate stabilizer compositions containing a pyrophosphate and orthophosphoric acid,their preparation,and hydrogen peroxide solutions stabilized therewith
Assignee: EIDP Inc
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Filing: 1968-07-24
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Granted: 1971-07-06
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Expires: 1988-07-24
Abstract
Abstract AQUEOUS STANNATE STABILIZER COMPOSITIONS CONTAINING A STANNATE, A PYROPHOSPHATE AND ORTHOPHOSPHORIC ACID IN AN AMOUNT SUFFICIENT TO ADJUST THE PH OF THE COMPOSITION TO 9-11, A METHOD FOR THEIR PREPARATION, AND HYDROGEN PEROXIDE, SOLUTIONS STABILIZED THEREWITH. THE STABILIZER COMPOSITIONS ARE ESPECIALLY USEFUL FOR STABILIZING HYDROGEN PEROXIDE SOLUTIONS CONTAINING AT LEAST 30% H2O2 TO PROVIDE STABLE PRODUCTS WHICH REMAIN EXECPTIONALLY STABLE WHEN DILUTED TO STRENGTHS OF 2-10% H2O2 WITHOUT FURTHER ADDITION OF ANY STABILIZER.
Inventors
- 👤 Victor J Reilly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:15
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/01; C01B15/037
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) | 1974-07-05 | 1975-01-04 | 1975-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-05 | 1979-01-04 | 1979-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-05 | 1983-01-04 | 1983-07-06 | $7700.00 | Window Closed / Lapsed |