Patent US2772239A successfully refreshed from Google Patents.
US2772239A
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Detergent compositions
Assignee: California Research LLC
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Filing: 1954-02-02
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Granted: 1956-11-27
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Expires: 1974-02-02
Abstract
No abstract record available.
Inventors
- 👤 Allen H Lewis
- 👤 Richard D Stayner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:49
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/37; C11D3/00; C11D3/16; C11D3/20; C11D3/2072; C11D1/12; C11D1/14; C11D1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF AN ACTIVE ORGANIC DETERGENT COMPONENT AND A FOAM-IMPROVING AGENT, SAID ACTIVE ORGANIC DETERGENT COMPONENT CONSISTING OF WATER-SOLUBLE SULFATES OF NORMAL ALIPHATIC ALCOHOLS DERIVED FROM HYDROGENATED TALLOW FATTY ACIDS AND CONTAINING A MAJOR PROPORTION OF C18 N-ALKYL SULFATE, AND WATER-SOLUBLE C12-C15 MONOALKYL BENZENE SULFONATES IN A WEIGTH RATIO OF SULFATE TO SULFONATE FROM ABOUT 1:1 TO ABOUT 1:6; AND SAID FORAM-IMPROVING AGENT BEING A PARAACYLPHENOL CHARACTERIZED BY A STRIGHT CHAIN OF 8 TO 16 CARBON ATOMS IN ITS ACYL PORTION AND PRESENT IN THE DETERGENT COMPOSITION IN AN AMOUNT FROM 5 TO 50% BY WEIGHT, BASED ON THE WEIGHT OF SAID SULFATES OF NORMAL ALIPHATIC ALCOHOLS.
Claim 2
Dependent Claim
111 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF AN ACTIVE ORGANIC DETERGENT COMPONENT AND A FOAM-IMPROVING AGENT, SAID ACTIVE ORGANIC DETERGENT COMPONENT CONSISTING OF WATER-SOLUBLE SULFATES OF NORMAL ALIPHATIC ALCOHOLS DERIVED FROM HYDROGENATED TALLOW FATTY ACIDS AND CONTAINING A MAJOR PROPORTION OF C18 N-ALKYL SULFATE, AND WATER-SOLUBLE C12-C15 MONOALKYL BENZENE SULFONATES IN A WEIGTH RATIO OF SULFATE TO SULFONATE FROM ABOUT 1:1 TO ABOUT 1:6; AND SAID FORAM-IMPROVING AGENT BEING A PARAACYLPHENOL CHARACTERIZED BY A STRIGHT CHAIN OF 8 TO 16 CARBON ATOMS IN ITS ACYL PORTION AND PRESENT IN THE DETERGENT COMPOSITION IN AN AMOUNT FROM 5 TO 50% BY WEIGHT, BASED ON THE WEIGHT OF SAID SULFATES OF NORMAL ALIPHATIC ALCOHOLS.
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) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |