Patent US2547188A successfully refreshed from Google Patents.
US2547188A
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Process and reagents for resolving emulsions
Assignee: Individual
•
Filing: 1942-11-20
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Granted: 1951-04-03
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Expires: 1962-11-20
Abstract
No abstract record available.
Inventors
- 👤 Truman B Wayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:16
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
COMPOSITION FOR RESOLVING A PETROLEUM EMULSION AND DISPERSIBLE IN SUCH AN EMULSION, WHICH COMPRISES AS A COMPONENT, A WATER-WETTABLE, INTERFACIAL AND SURFACE-ACTIVE CONDENSATION PRODUCT OF A POLYBASIC CARBOXY ACID AND A HYDROXYLATED AMINO COMPOUND DERIVED INITIALLY BY A REACTION SELECTED FROM THE GROUP CONSISTING OF AMIDIFICATION, ESTERIFICATION AND SOAP-FORMATION BETWEEN A DETERGENT-FORMING ACID AND A HYDROXY AMINE.
Claim 2
Dependent Claim
57 words
COMPOSITION FOR RESOLVING A PETROLEUM EMULSION AND DISPERSIBLE IN SUCH AN EMULSION, WHICH COMPRISES AS A COMPONENT, A WATER-WETTABLE, INTERFACIAL AND SURFACE-ACTIVE CONDENSATION PRODUCT OF A POLYBASIC CARBOXY ACID AND A HYDROXYLATED AMINO COMPOUND DERIVED INITIALLY BY A REACTION SELECTED FROM THE GROUP CONSISTING OF AMIDIFICATION, ESTERIFICATION AND SOAP-FORMATION BETWEEN A DETERGENT-FORMING ACID AND A HYDROXY AMINE.
References Cited (Backward Citations)
US1918222A
Cited
US2106522A
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US2094609A
Cited
US2166431A
Cited
US2166432A
Cited
US2214784A
Cited
US2154423A
Cited
US2154422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |