Patent US3332882A successfully refreshed from Google Patents.
US3332882A
Expired / Lapsed
US
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Peroxygen compositions
Assignee: FMC Corp
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Filing: 1965-12-27
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Granted: 1967-07-25
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Expires: 1985-12-27
Abstract
No abstract record available.
Inventors
- 👤 John H Blumbergs
- 👤 Donald G Mackellar
- 👤 Berkowitz Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:48
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3902; C11D3/3905; C11D3/3907; C11D3/3917; C11D3/392
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A PROCESS FOR ACTIVATING A PEROXYGEN BLEACHING COMPOUND SELECTED FROM THE GROUP CONSITING OF ALKALI METAL PERBORATES, ALKALI METAL PERCARBONATES, ALKALI METAL PERSILICATES, ALKALI METAL PERPHOSPHATES, ALKALI METAL PERPYROPHOSPHATES, SODIUM PEROXIDE, ZINC PEROXIDE, CALCIUM PEROXIDE, MAGNESIUM PEROXIDE, UREA PEROXIDE AND HYDROGEN PEROXIDE IN AN AQUEOUS BLEACHING SOLUTION WHICH COMPRISES ADDING AN ACTIVATOR HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
56 words
A PROCESS FOR ACTIVATING A PEROXYGEN BLEACHING COMPOUND SELECTED FROM THE GROUP CONSITING OF ALKALI METAL PERBORATES, ALKALI METAL PERCARBONATES, ALKALI METAL PERSILICATES, ALKALI METAL PERPHOSPHATES, ALKALI METAL PERPYROPHOSPHATES, SODIUM PEROXIDE, ZINC PEROXIDE, CALCIUM PEROXIDE, MAGNESIUM PEROXIDE, UREA PEROXIDE AND HYDROGEN PEROXIDE IN AN AQUEOUS BLEACHING SOLUTION WHICH COMPRISES ADDING AN ACTIVATOR HAVING THE GENERAL FORMULA:
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |