US3671629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterilizing composition comprising potassium monopersulphate and sodium chloride coated with an edible oil and magnesium stearate
Assignee: Procter and Gamble Health and Beauty Care Ltd
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Filing: 1968-02-16
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Granted: 1972-06-20
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Expires: 1988-02-16
Abstract
Abstract In order to maintain uniformity of composition when fed into small packages from bulk, the individual particles of the salts in a solid water soluble sterilizing composition, containing an alkali metal monopersulphate and an alkali metal chloride, are coated with a non-aqueous physiologically acceptable liquid, such as corn oil or medicinal paraffin, and a solid anti-static lubricant, such as magnesium stearate.
Inventors
- 👤 Alan A Levy
- 👤 Mitchell N Rodger
- 👤 Geoffrey D Breach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:25
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3942; C11D17/00; C11D17/0039
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
34 words
A composition according to claim 1 wherein the dry mixture is in the form of a free-flowing dry powder, the bicarbonate is sodium bicarbonate and the oil is corn oil or medicinal paraffin oil.
Claim 2
Dependent Claim
27 words
A composition according to claim 1, wherein the said bicarbonate is in sufficient quantity to hold the pH value of the solution within the range pH 6.5-7.5.
Claim 3
Dependent Claim
12 words
A composition according to claim 1, wherein the oil is corn oil.
Claim 4
Dependent Claim
19 words
A composition according to claim 1 wherein the dry mixture is in the form of a free-flowing dry powder.
Claim 5
Dependent Claim
23 words
A composition according to claim 1 in which the sodium chloride is present in amounts of 12-20 parts per part of potassium monopersulphate.
Claim 6
Dependent Claim
18 words
A composition according to claim 1, in which the sodium chloride has a particle size of 60 mesh.
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) | 1975-06-20 | 1975-12-20 | 1976-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-20 | 1979-12-20 | 1980-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-20 | 1983-12-20 | 1984-06-20 | $7700.00 | Window Closed / Lapsed |