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US3840480A Expired / Lapsed US ⏱️ 0.0 years remaining

Detergent composition containing proteolytic enzymes

Assignee: Procter and Gamble Co
•
Filing: 1972-06-13
•
Granted: 1974-10-08
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Expires: 1992-06-13
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Abstract

Abstract 1. A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF: (A) FROM ABOUT 80% TO ABOUT 99.999% BY WEIGHT OF: (I) A ZWITTERIONIC SURFACE-ACTIVE AGENT SELECGED FROM THE GROUP CONSISTING OF COCONUT DI-C1-4-ALKYL AMMONIO HYDROXY PROPANE SULFONATE SODIUM SALT, DIMETHYL HAXADECYL AMMONIO PROPANE SILFONATE SODIUM SALT, TALLOW DI-C1-4-ALKYL AMMONIO PROPIONATE SODIUM SALT, COCONUT DIMETHYL AMMONIO PROPANE SULFONATE SODIUM SALT, ALKYLBENZENE AMMONIO PROPANE SULFONATE SULFONATE SODIUM SALT, AND ALKYLBENZYL DI-C1-4-ALKYL AMMONIO PROPANE SULFONATE SODIUM SALT; (II) OR A SEMIPOLAR SURFACE-ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF C8-18-ALKYL DI-C1-2-ALKYL AMINE OXIDE AND C8-18-ALKYL DIHYDROXYETHYL AMINE OXIDE; (III) OR MIXTURES THEREOF; AND (B) FROM 0.001% TO ABOUT 20% BY WEIGHT OF A PROTEOLYRIC ENZYME PRODUCTED BY BACILLUS ALCALOPHILUS STRAIN NCIB 8772.

Inventors

  • 👤 C Barrat
  • 👤 P Robson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 18:18
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/48; C12N9/50; C12N9/52; C12N9/54; C11; C11D; C11D3/00; C11D3/16; C11D3/38; C11D3/386

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 115 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF: (A) FROM ABOUT 80% TO ABOUT 99.999% BY WEIGHT OF: (I) A ZWITTERIONIC SURFACE-ACTIVE AGENT SELECGED FROM THE GROUP CONSISTING OF COCONUT DI-C1-4-ALKYL AMMONIO HYDROXY PROPANE SULFONATE SODIUM SALT, DIMETHYL HAXADECYL AMMONIO PROPANE SILFONATE SODIUM SALT, TALLOW DI-C1-4-ALKYL AMMONIO PROPIONATE SODIUM SALT, COCONUT DIMETHYL AMMONIO PROPANE SULFONATE SODIUM SALT, ALKYLBENZENE AMMONIO PROPANE SULFONATE SULFONATE SODIUM SALT, AND ALKYLBENZYL DI-C1-4-ALKYL AMMONIO PROPANE SULFONATE SODIUM SALT; (II) OR A SEMIPOLAR SURFACE-ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF C8-18-ALKYL DI-C1-2-ALKYL AMINE OXIDE AND C8-18-ALKYL DIHYDROXYETHYL AMINE OXIDE; (III) OR MIXTURES THEREOF; AND (B) FROM 0.001% TO ABOUT 20% BY WEIGHT OF A PROTEOLYRIC ENZYME PRODUCTED BY BACILLUS ALCALOPHILUS STRAIN NCIB 8772.
Claim 2
Dependent Claim 115 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF: (A) FROM ABOUT 80% TO ABOUT 99.999% BY WEIGHT OF: (I) A ZWITTERIONIC SURFACE-ACTIVE AGENT SELECGED FROM THE GROUP CONSISTING OF COCONUT DI-C1-4-ALKYL AMMONIO HYDROXY PROPANE SULFONATE SODIUM SALT, DIMETHYL HAXADECYL AMMONIO PROPANE SILFONATE SODIUM SALT, TALLOW DI-C1-4-ALKYL AMMONIO PROPIONATE SODIUM SALT, COCONUT DIMETHYL AMMONIO PROPANE SULFONATE SODIUM SALT, ALKYLBENZENE AMMONIO PROPANE SULFONATE SULFONATE SODIUM SALT, AND ALKYLBENZYL DI-C1-4-ALKYL AMMONIO PROPANE SULFONATE SODIUM SALT; (II) OR A SEMIPOLAR SURFACE-ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF C8-18-ALKYL DI-C1-2-ALKYL AMINE OXIDE AND C8-18-ALKYL DIHYDROXYETHYL AMINE OXIDE; (III) OR MIXTURES THEREOF; AND (B) FROM 0.001% TO ABOUT 20% BY WEIGHT OF A PROTEOLYRIC ENZYME PRODUCTED BY BACILLUS ALCALOPHILUS STRAIN NCIB 8772.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-10-07 1978-04-08 1978-10-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-07 1982-04-08 1982-10-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-07 1986-04-08 1986-10-08 $7700.00 Window Closed / Lapsed

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