US2629696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Essentially non-aqueous acid emulsion cleaning composition
Assignee: Oakite Products Inc
•
Filing: 1949-05-16
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Granted: 1953-02-24
•
Expires: 1969-05-16
Abstract
No abstract record available.
Inventors
- 👤 Sidney R Dodd
- 👤 Edward J Ainsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:11
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A WATER DISPERISIBLE STABLE ACIDIC EMULSION IN THE FORM OF A GEL COMPRISING PHOSPHORIC ACID, A WATER INSOLUBLE ORGANIC SOLVENT EMULSIFIED WITH A NON-IONIC EMULSIFYING AGENT, A WATER SOLUBLE ORGANIC ACID WHICH IS NORMALLY SOLID AT ROOM TEMPERATURE IN AN AMOUNT EFFECTIVE TO IMPROVE RUST REMOVAL BY THE COMPOSITION AND A QUANTITY OF A WATER SOLUBLE POLYHYDROXY ORGANIC COMPOUND FREE OF ACID RADICALS SUFFICIENT TO PREVENT THE WATER SOLUBLE ORGANIC ACID FROM CRYSTALLIZING OUT OF THE EMULSION, SAID WATER SOLUBLE ORGANIC ACID BEING SOLUBLE IN SAID POLYHYDROXY COMPOUND TO GIVE A SOLUTION WHICH IS AT LEAST SEMI-LIQUID, SAID EMULSION BEING ESSENTIALLY WATER FREE.
Claim 2
Dependent Claim
103 words
A WATER DISPERISIBLE STABLE ACIDIC EMULSION IN THE FORM OF A GEL COMPRISING PHOSPHORIC ACID, A WATER INSOLUBLE ORGANIC SOLVENT EMULSIFIED WITH A NON-IONIC EMULSIFYING AGENT, A WATER SOLUBLE ORGANIC ACID WHICH IS NORMALLY SOLID AT ROOM TEMPERATURE IN AN AMOUNT EFFECTIVE TO IMPROVE RUST REMOVAL BY THE COMPOSITION AND A QUANTITY OF A WATER SOLUBLE POLYHYDROXY ORGANIC COMPOUND FREE OF ACID RADICALS SUFFICIENT TO PREVENT THE WATER SOLUBLE ORGANIC ACID FROM CRYSTALLIZING OUT OF THE EMULSION, SAID WATER SOLUBLE ORGANIC ACID BEING SOLUBLE IN SAID POLYHYDROXY COMPOUND TO GIVE A SOLUTION WHICH IS AT LEAST SEMI-LIQUID, SAID EMULSION BEING ESSENTIALLY WATER FREE.
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US1516064A
Cited
US1011203A
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US1428084A
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US1968304A
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US2199712A
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US2186017A
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US2473614A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |