US3175978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light duty liquid detergent
Assignee: California Research LLC
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Filing: 1962-06-01
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Granted: 1965-03-30
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Expires: 1982-06-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Luther H Smithson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:48
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D1/29; C11D1/38; C11D1/52; C11D1/523; C11D1/86; C11D3/00; C11D3/16; C11D3/26; C11D3/32; C11D3/323; C11D1/66; C11D1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A DETERGENT SOLUTION HAVING A CLEAR POINT BELOW ABOUT 40*F., CONSISTING ESSENTIALLY OF BY WEIGHT, BASED ON THE SOLUTION, OF THE FOLLOWING INGREDIENTS IN THE INDICATED PROPORTIONS, SUFFICIENT WATER BEING PRESENT TO GIVE 100%: (A) 15 TO 20 PERCENT OF A MIXTURE OF SODIUM AND AMMONIUM SULFONATES OF ALKYL BENZENES HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN ABOUT 250 AND 300, THE WEIGHT RATIO OF THE SODIUM ALKYL BENZENE SULFONATE TO AMMONIUM ALKYL BENZENE SULFONATE RANGING FROM ABOUT 25:75 TO 75:25; (B) 5 TO 10 PERCENT OF AMMONIUM SALT OF THE SULFATE ESTER OF ALKYL PHENOXY POLYOXYETHYLENE ETHANOL HAVING 8 TO 18 CARBON ATOMS, IN THE ALKYL GROUP, AND 4 TO 20 OXYETHYLENE GROUPS; (C) 1.2 TO 3 PERCENT OF INORGANIC SULFATE SELECTED FROM THE GROUP CONSISTING OF SODIUM AND AMMONIUM SULFATE; (D) 0 TO 3 PERCENT OF AN ALKYLOLAMIDE FOAM-IMPROVING AGENT SELECTED FROM THE GROUP CONSISTING OF LAURIC DIETHANOLAMIDE AND LAURIC ISOPROPANOLAMIDE; (E) 15 TO 16 PERCENT OF LOW-MOLECULAR WEIGHT ALCOHOL; AND (F) 2 TO 4 PERCENT OF UREA.
Claim 2
Dependent Claim
169 words
A DETERGENT SOLUTION HAVING A CLEAR POINT BELOW ABOUT 40*F., CONSISTING ESSENTIALLY OF BY WEIGHT, BASED ON THE SOLUTION, OF THE FOLLOWING INGREDIENTS IN THE INDICATED PROPORTIONS, SUFFICIENT WATER BEING PRESENT TO GIVE 100%: (A) 15 TO 20 PERCENT OF A MIXTURE OF SODIUM AND AMMONIUM SULFONATES OF ALKYL BENZENES HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN ABOUT 250 AND 300, THE WEIGHT RATIO OF THE SODIUM ALKYL BENZENE SULFONATE TO AMMONIUM ALKYL BENZENE SULFONATE RANGING FROM ABOUT 25:75 TO 75:25; (B) 5 TO 10 PERCENT OF AMMONIUM SALT OF THE SULFATE ESTER OF ALKYL PHENOXY POLYOXYETHYLENE ETHANOL HAVING 8 TO 18 CARBON ATOMS, IN THE ALKYL GROUP, AND 4 TO 20 OXYETHYLENE GROUPS; (C) 1.2 TO 3 PERCENT OF INORGANIC SULFATE SELECTED FROM THE GROUP CONSISTING OF SODIUM AND AMMONIUM SULFATE; (D) 0 TO 3 PERCENT OF AN ALKYLOLAMIDE FOAM-IMPROVING AGENT SELECTED FROM THE GROUP CONSISTING OF LAURIC DIETHANOLAMIDE AND LAURIC ISOPROPANOLAMIDE; (E) 15 TO 16 PERCENT OF LOW-MOLECULAR WEIGHT ALCOHOL; AND (F) 2 TO 4 PERCENT OF UREA.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |