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US3175978A Expired / Lapsed US ⏱️ 0.0 years remaining

Light duty liquid detergent

Assignee: California Research LLC
•
Filing: 1962-06-01
•
Granted: 1965-03-30
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Expires: 1982-06-01
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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)

US2908651A Cited
US2915472A Cited
US2947702A Cited
US3001948A Cited
US2994665A Cited

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

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