Patent US2886532A successfully refreshed from Google Patents.
US2886532A
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US
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Hydrogen peroxide emulsions
Assignee: Shell Development Co
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Filing: 1956-05-28
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Granted: 1959-05-12
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Expires: 1976-05-28
Abstract
No abstract record available.
Inventors
- 👤 Richmond Kenneth William
- 👤 Hughes Brian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:22
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/32; C10L1/328; C01; C01B; C01B15/00; C01B15/01; D; D06; D06L; D06L1/00; D06L1/02; D06L1/04; D06L4/00; D06L4/10; D06L4/17; C10L1/10; C10L1/12; C10L1/1233; C10L1/1258; C10L1/14; C10L1/18; C10L1/192; C10L1/198; C10L1/1985
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A HYDROGEN PEROXIDE EMULSION OF THE WATER-IN-OIL TYPE CONSISTING ESSENTIALLY OF AQUEOUS HYDROGEN PEROXIDE, LIQUID AROMATIC HYDROCARBONS HAVING NO UNSATURATED ALIPHATIC GROUPS IN THE MOLECULE BOILING WITHIN THE RANGE 100* TO 300* C. AND SUBSTANTIALLY FREE FROM READILY POLYMERIZABLE COMPOUNDS, AND NON-IONIC SURFACE-ACTIVE EMULSIFYING AGENT IN SOLUTION THEREIN, THE PROPORTIONS BEING ABOUT 30 TO 50% BY WEIGHT OF AROMATIC HYDROCARBONCONTAINING PHASE, ABOUT 15 TO 45% BY WEIGHT ON NON-IONIC EMULSIFYING AGENT, AND ABOUT 55% TO 5% BY WEIGHT OF AQUEOUS HYDROGEN PEROXIDE.
Claim 2
Dependent Claim
82 words
A HYDROGEN PEROXIDE EMULSION OF THE WATER-IN-OIL TYPE CONSISTING ESSENTIALLY OF AQUEOUS HYDROGEN PEROXIDE, LIQUID AROMATIC HYDROCARBONS HAVING NO UNSATURATED ALIPHATIC GROUPS IN THE MOLECULE BOILING WITHIN THE RANGE 100* TO 300* C. AND SUBSTANTIALLY FREE FROM READILY POLYMERIZABLE COMPOUNDS, AND NON-IONIC SURFACE-ACTIVE EMULSIFYING AGENT IN SOLUTION THEREIN, THE PROPORTIONS BEING ABOUT 30 TO 50% BY WEIGHT OF AROMATIC HYDROCARBONCONTAINING PHASE, ABOUT 15 TO 45% BY WEIGHT ON NON-IONIC EMULSIFYING AGENT, AND ABOUT 55% TO 5% BY WEIGHT OF AQUEOUS HYDROGEN PEROXIDE.
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) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |