US2581677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphate detergent composition in
Assignee: —
•
Filing: —
•
Granted: 1952-01-08
•
Expires: 1969-01-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:52
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D1/24; C11D1/04; C11D1/123; C11D1/14; C11D1/143; C11D1/146; C11D1/28; C11D1/29; C11D1/38; C11D1/65; C11D3/00; C11D3/02; C11D3/04; C11D3/046; C11D3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A COMPOSITION IN THE FORM OF A HOMOGENEOUS LIQUID HAVING DETERGENT PROPERTIES AND CONSISTING ESSENTIALLY OF AN AQUEOUS MEDIUM CONTAINING AN ALKALI METAL PHOSPHATE IN AN AMOUNT FROM ABOUT 13 TO ABOUT 26%, A SULFONATED HIGHER FATTY ACID AMIDE IN AN AMOUNT FROM ABOUT 5 TO ABOUT 10%, AN ALKYL ARYL SULFONATE HAVING THE GENERAL FORMULA R-R1-SO3M IN WHICH R REPRESENTS AN ALKYL GROUP CONTAINING FROM 12-15 CARBON ATOMS, R1 REPRESENTS AN AROMATIC RESIDUE OF THE GROUP CONSISTING OF A BENZENE, NAPHTHALENE AND ANTHRACENE RESIDUE AND M REPRESENTS A METAL OF THE GROUP CONSISTING OF SODIUM AND POTASSIUM IN AN AMOUNT FROM 2 TO ABOUT 4%, A SULFATED HIGHER ALIPHATIC MONOHYDRIC ALCOHOL IN AN AMOUNT FROM ABOUT 2 TO ABOUT 4% AND AN ALKALI METAL ARYL SULFONATE IN AN AMOUNT FROM ABOUT 4.5 TO ABOUT 10%, SAID COMPOSITION RETAINING ITS HOMOGENEITY UPON STANDING.
Claim 2
Dependent Claim
143 words
A COMPOSITION IN THE FORM OF A HOMOGENEOUS LIQUID HAVING DETERGENT PROPERTIES AND CONSISTING ESSENTIALLY OF AN AQUEOUS MEDIUM CONTAINING AN ALKALI METAL PHOSPHATE IN AN AMOUNT FROM ABOUT 13 TO ABOUT 26%, A SULFONATED HIGHER FATTY ACID AMIDE IN AN AMOUNT FROM ABOUT 5 TO ABOUT 10%, AN ALKYL ARYL SULFONATE HAVING THE GENERAL FORMULA R-R1-SO3M IN WHICH R REPRESENTS AN ALKYL GROUP CONTAINING FROM 12-15 CARBON ATOMS, R1 REPRESENTS AN AROMATIC RESIDUE OF THE GROUP CONSISTING OF A BENZENE, NAPHTHALENE AND ANTHRACENE RESIDUE AND M REPRESENTS A METAL OF THE GROUP CONSISTING OF SODIUM AND POTASSIUM IN AN AMOUNT FROM 2 TO ABOUT 4%, A SULFATED HIGHER ALIPHATIC MONOHYDRIC ALCOHOL IN AN AMOUNT FROM ABOUT 2 TO ABOUT 4% AND AN ALKALI METAL ARYL SULFONATE IN AN AMOUNT FROM ABOUT 4.5 TO ABOUT 10%, SAID COMPOSITION RETAINING ITS HOMOGENEITY UPON STANDING.
References Cited (Backward Citations)
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US1999631A
Cited
US2396278A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |