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US3131991A Expired / Lapsed US ⏱️ 0.0 years remaining

Washing and bleaching

Assignee: Henkel AG and Co KGaA
•
Filing: 1961-06-30
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Granted: 1964-05-05
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Expires: 1981-06-30
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Abstract

No abstract record available.

Inventors

  • 👤 Lindner Kurt
  • 👤 Eichler Elfriede

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 09:33
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/04; C11D17/041; C11D3/00; C11D3/39; C11D3/3947; D; D06; D06L; D06L4/00; D06L4/70; C11D2111/00; C11D2111/10; C11D2111/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 203 words
IN WASHING, THE STEP WHICH COMPRISES APPLYING TO AN ARTICLE TO BE WASHED AND BLEACHED IN A WASHING MEDIUM LIQUID WATER-CONTAINING CONCENTRATES IN THE FORM OF (A) AN ACID COMPONENT CONCENTRATE HAVING AN ACID STABILIZED ACTIVE OXYGEN-CONTAINING COMPOUND AND AN ACIDSTABLE ORGANIC WASHING AGENT IN AQUEOUS ACID MEDIUM, SAID ACID-STABLE ORGANIC WASHING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF AN ALKYLENE OXIDE ADDUCT OF AN ORGANIC COMPOUND HAVING A SATURATED ALKYL GROUP CONTAINING AN ACTIVE HYDROGEN ATOM, CONDENSATION PRODUCTS OF HIGH-MOLECULAR ALKYL SULFONIC ACID WITH ALBUMIN HYDROLYSATES, CONDENSATION PRODUCTS OF HIGH-MOLECULAR ALKARYL SULFONIC ACIDS WITH ALBUMIN HYDROLYSATES, ACID-STABLE HIGHMOLECULAR ALIPHATIC SULFONIC ACIDS, ANDACID-STABLE HIGHMOLECULAR ALIPHATIC-AROMATIC SULFONIC ACIDS, AND (B) AN ALKALINE COMPONENT CONCENTRATE HAVING AN ALKALINE-STABLE ORGANIC WASHING AGENT AND AN ALKALINE REACTING COMPOUND IN AQUEOUS ALKALINE MEDIUM, SAID ALKALINE-STABLE ORGANIC WASHING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF AN ALKYLENE OXIDE ADDUCT OF AN ORGANIC COMPOUND HAVING AN ALKYL GROUP CONTAINING AN ACTIVE HYDROGEN ATOM, FATTY ACIDS, ACYLATED HYDROXY-ALKANE-SULFONATES, ACYLATED AMINO-ALKANE-SULFONATES, SOLUBLE ALKYL SULFATES, ALKYLETHER-SULFATES, FATTY ACID-ALKYLOL-AMIDE-SULFATES, ALKYLBENZENE-SULFONATES, SOAPS, SALTS, OF NITROGEN-BASES, AND MIXTURES THEREOF, THE AMOUNT OF ALKALINE REACTING COMPOUND BEING ADJUSTED TO RENDER THE OVERALL WASHING MEDIUM FORMED OF SUFFICIENT PH FOR EFFECTING THE WASHING AND BLEACHING TREATMENT.
Claim 2
Dependent Claim 203 words
IN WASHING, THE STEP WHICH COMPRISES APPLYING TO AN ARTICLE TO BE WASHED AND BLEACHED IN A WASHING MEDIUM LIQUID WATER-CONTAINING CONCENTRATES IN THE FORM OF (A) AN ACID COMPONENT CONCENTRATE HAVING AN ACID STABILIZED ACTIVE OXYGEN-CONTAINING COMPOUND AND AN ACIDSTABLE ORGANIC WASHING AGENT IN AQUEOUS ACID MEDIUM, SAID ACID-STABLE ORGANIC WASHING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF AN ALKYLENE OXIDE ADDUCT OF AN ORGANIC COMPOUND HAVING A SATURATED ALKYL GROUP CONTAINING AN ACTIVE HYDROGEN ATOM, CONDENSATION PRODUCTS OF HIGH-MOLECULAR ALKYL SULFONIC ACID WITH ALBUMIN HYDROLYSATES, CONDENSATION PRODUCTS OF HIGH-MOLECULAR ALKARYL SULFONIC ACIDS WITH ALBUMIN HYDROLYSATES, ACID-STABLE HIGHMOLECULAR ALIPHATIC SULFONIC ACIDS, ANDACID-STABLE HIGHMOLECULAR ALIPHATIC-AROMATIC SULFONIC ACIDS, AND (B) AN ALKALINE COMPONENT CONCENTRATE HAVING AN ALKALINE-STABLE ORGANIC WASHING AGENT AND AN ALKALINE REACTING COMPOUND IN AQUEOUS ALKALINE MEDIUM, SAID ALKALINE-STABLE ORGANIC WASHING AGENT BEING SELECTED FROM THE GROUP CONSISTING OF AN ALKYLENE OXIDE ADDUCT OF AN ORGANIC COMPOUND HAVING AN ALKYL GROUP CONTAINING AN ACTIVE HYDROGEN ATOM, FATTY ACIDS, ACYLATED HYDROXY-ALKANE-SULFONATES, ACYLATED AMINO-ALKANE-SULFONATES, SOLUBLE ALKYL SULFATES, ALKYLETHER-SULFATES, FATTY ACID-ALKYLOL-AMIDE-SULFATES, ALKYLBENZENE-SULFONATES, SOAPS, SALTS, OF NITROGEN-BASES, AND MIXTURES THEREOF, THE AMOUNT OF ALKALINE REACTING COMPOUND BEING ADJUSTED TO RENDER THE OVERALL WASHING MEDIUM FORMED OF SUFFICIENT PH FOR EFFECTING THE WASHING AND BLEACHING TREATMENT.

References Cited (Backward Citations)

US2730428A Cited
US2920045A Cited
US2947702A Cited
US3003910A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-05-05 1967-11-04 1968-05-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-05-05 1971-11-04 1972-05-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-05-05 1975-11-04 1976-05-05 $7700.00 Window Closed / Lapsed

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