US3254028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid detergent composition
Assignee: Colgate Palmolive Co
•
Filing: 1961-02-06
•
Granted: 1966-05-31
•
Expires: 1981-02-06
Abstract
No abstract record available.
Inventors
- 👤 Wixon Harold Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:20
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/04; C11D3/08; C11D17/00; C11D17/0008; C11D17/0017; C11D3/06; C11D3/062; C11D3/16; C11D3/20; C11D3/22; C11D3/222; C11D3/225; C11D3/34; C11D3/3418; C11D3/37; C11D3/3746; C11D3/3753; C11D3/3769; C11D3/3776; F; F28; F28B; F28B1/00; F28B1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
263 words
AN AQUEOUS LIQUID DETERGENT COMPOSITION WHICH CONSISTS ESSENTIALLYH OF ABOUT 5 TO 30% BY WEIGHT OF A WATERSOLUBLE ANIONIC ORGANIC SULFONATED DETERGENT, ABOUT 10 TO 30% BY WEIGHT OF A WATER-SOLUBLE ALKALINE INORGANIC BUILDER SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL POLYPHOSPHATES AND ALKALI METAL SILICATES, ABOUT 4 TO 12% BY WEIGHT OF WATER-SOLUBLE ORGANIC HYDROTROPIC SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL ALKYL SUBSTITUTED BENZENE SULFONATES HAVING UP TO 3 CARBON ATOMS IN SAID ALKYL SUBSTITUENT AND ALKYL SULFATES HAVING 5 TO 6 CARBON ATOMS IN THE ALKYL GROUP, ABOUT 0.1 TO 5% BY WEIGHT OF A MIXTURE OF (A) WATER-SOLUBLE ALKALI METAL CARBOXYMETHYLCELLULOSE SALT NORMALLY TENDING TO SEPARATE FROM AN AQUEOUS MIXTURE OF SAID DETERGENT SALT AND SAID BUILDER SALT IN SAID PROPORTIONS, AND (B) A WATERSOLUBLE POLYVINYL COMPOUND SELECTED FROM THE GROUP CONSISTING OF POLYVINYL ALCOHOL HAVING A VISCOSITY FROM THE RANGE OF ABOUT 1.8 TO 65 CENTIPOISES IN A 4% AQUEOUS SOLUTION WITH A POLYVINYL ACETATE CONTENT FROM 10 TO ABOUT 30% AND POLYVINYLPYRROLIDONE HAVING AN AVERAGE MOLECULAR WEIGHT IN THE RANGE OF 15,000 TO 100,000, SAID POLYVINYL COMPOUND NORMALLY TENDING TO SEPARATE FROM AN AQUEOUS MIXTURE OF SAID DETERGENT AND SAID BUILDER SALT IN SAID PROPORTIONS, THE RATIO OF SAID CARBOXYMETHYLCELLULOSE TO SAID POLYVINYL COMPOUND BEING FROM ABOUT 20:1 TO ABOUT 1:20 BY WEIGHT AND EFFECTIVE TO INHIBIT THE SEPARATION OF ONE ANOTHER FROM SAID AQUEOUS MIXTURE, AND THE BALANCE BEING WATER SUFFICIENT TO FORM A POURABLE, SUBSTANTIALLY HOMOGENOUS LIQUID, THE TOTAL SOLIDS CONTENT BEING LESS THAN ABOUT 65% BY WEIGHT OF THE COMPOSITION.
Claim 2
Dependent Claim
263 words
AN AQUEOUS LIQUID DETERGENT COMPOSITION WHICH CONSISTS ESSENTIALLYH OF ABOUT 5 TO 30% BY WEIGHT OF A WATERSOLUBLE ANIONIC ORGANIC SULFONATED DETERGENT, ABOUT 10 TO 30% BY WEIGHT OF A WATER-SOLUBLE ALKALINE INORGANIC BUILDER SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL POLYPHOSPHATES AND ALKALI METAL SILICATES, ABOUT 4 TO 12% BY WEIGHT OF WATER-SOLUBLE ORGANIC HYDROTROPIC SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL ALKYL SUBSTITUTED BENZENE SULFONATES HAVING UP TO 3 CARBON ATOMS IN SAID ALKYL SUBSTITUENT AND ALKYL SULFATES HAVING 5 TO 6 CARBON ATOMS IN THE ALKYL GROUP, ABOUT 0.1 TO 5% BY WEIGHT OF A MIXTURE OF (A) WATER-SOLUBLE ALKALI METAL CARBOXYMETHYLCELLULOSE SALT NORMALLY TENDING TO SEPARATE FROM AN AQUEOUS MIXTURE OF SAID DETERGENT SALT AND SAID BUILDER SALT IN SAID PROPORTIONS, AND (B) A WATERSOLUBLE POLYVINYL COMPOUND SELECTED FROM THE GROUP CONSISTING OF POLYVINYL ALCOHOL HAVING A VISCOSITY FROM THE RANGE OF ABOUT 1.8 TO 65 CENTIPOISES IN A 4% AQUEOUS SOLUTION WITH A POLYVINYL ACETATE CONTENT FROM 10 TO ABOUT 30% AND POLYVINYLPYRROLIDONE HAVING AN AVERAGE MOLECULAR WEIGHT IN THE RANGE OF 15,000 TO 100,000, SAID POLYVINYL COMPOUND NORMALLY TENDING TO SEPARATE FROM AN AQUEOUS MIXTURE OF SAID DETERGENT AND SAID BUILDER SALT IN SAID PROPORTIONS, THE RATIO OF SAID CARBOXYMETHYLCELLULOSE TO SAID POLYVINYL COMPOUND BEING FROM ABOUT 20:1 TO ABOUT 1:20 BY WEIGHT AND EFFECTIVE TO INHIBIT THE SEPARATION OF ONE ANOTHER FROM SAID AQUEOUS MIXTURE, AND THE BALANCE BEING WATER SUFFICIENT TO FORM A POURABLE, SUBSTANTIALLY HOMOGENOUS LIQUID, THE TOTAL SOLIDS CONTENT BEING LESS THAN ABOUT 65% BY WEIGHT OF THE COMPOSITION.
References Cited (Backward Citations)
US2805205A
Cited
US3000830A
Cited
US2798047A
Cited
US2877187A
Cited
US2859182A
Cited
US3060124A
Cited
US2981692A
Cited
US2994665A
Cited
US2999068A
Cited
US3101324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |