US3333925A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stannate type stabilizer compositions and preparation thereof
Assignee: EIDP Inc
•
Filing: 1964-05-13
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Granted: 1967-08-01
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Expires: 1984-05-13
Abstract
No abstract record available.
Inventors
- 👤 James H Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:57
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/01; C01B15/037
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
THE METHOD OF PREPARING A COMPOSITION FOR STABILIZING HYDROGEN PEROXIDE COMPRISING THE STEPS OF: (I) PREPARING AN AQUEOUS SOLUTION OF SODIUM STANNATE, NA2SNO3.3H2O, AND AT LEAST ONE PHOSPHATE OF THE GROUP CONSISTING OF SODIUM PYROPHOSPHATE,
Claim 2
Independent Claim
35 words
THE METHOD OF PREPARING A COMPOSITION FOR STABILIZING HYDROGEN PEROXIDE COMPRISING THE STEPS OF: (I) PREPARING AN AQUEOUS SOLUTION OF SODIUM STANNATE, NA2SNO3.3H2O, AND AT LEAST ONE PHOSPHATE OF THE GROUP CONSISTING OF SODIUM PYROPHOSPHATE,
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |