Patent US2699428A successfully refreshed from Google Patents.
US2699428A
Expired / Lapsed
US
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Oil soluble soap of polycarboxylic acids
Assignee: Witco Corp
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Filing: 1949-12-19
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Granted: 1955-01-11
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Expires: 1969-12-19
Abstract
No abstract record available.
Inventors
- 👤 John H Lux
- 👤 Parker Konrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:30
CPC Classifications
C; C10; C10M; C10M5/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/22; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A POLYVALENT METAL SOAP CHARACTERIZED BY SOLUBILITY IN OIL TO FORM A GREASE, SAID SOAP COMPRISING SOAP MOLECULES CO-FORMED BY REACTION OF THE POLYVALENT METAL IONS WITH MIXED MONO AND POLYCARBOXYLIC ACIDS, THE PROPORTION OF THE POLYCARBOXYLIC ACID BEING FROM 0.5% TO 25% OF THE TOTAL CARBOXYLIC ACID BY WEIGHT AND THE MONOCARBOXYLIC ACID BEING PREDOMINANTLY A FATTY ACID HAVING FROM 8 TO 22 CARBON ATOMS.
Claim 2
Dependent Claim
66 words
A POLYVALENT METAL SOAP CHARACTERIZED BY SOLUBILITY IN OIL TO FORM A GREASE, SAID SOAP COMPRISING SOAP MOLECULES CO-FORMED BY REACTION OF THE POLYVALENT METAL IONS WITH MIXED MONO AND POLYCARBOXYLIC ACIDS, THE PROPORTION OF THE POLYCARBOXYLIC ACID BEING FROM 0.5% TO 25% OF THE TOTAL CARBOXYLIC ACID BY WEIGHT AND THE MONOCARBOXYLIC ACID BEING PREDOMINANTLY A FATTY ACID HAVING FROM 8 TO 22 CARBON ATOMS.
References Cited (Backward Citations)
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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) | 1958-01-10 | 1958-07-12 | 1959-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-10 | 1962-07-12 | 1963-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-10 | 1966-07-12 | 1967-01-11 | $7700.00 | Window Closed / Lapsed |