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US3649544A Expired / Lapsed US ⏱️ 0.0 years remaining

Skin protective washing and cleansing compositions

Assignee: Henkel AG and Co KGaA
•
Filing: 1968-11-14
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Granted: 1972-03-14
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Expires: 1988-11-14
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Abstract

Abstract WASHING AND CLEANSING COMPOSITIONS HAVING A CONTENT OF ANIONIC SURFACE ACTIVE AGENTS AND AN EFFECTIVE AMOUNT OF A SKIN-PROTECTIVE POLYAMINE DERIVATIVE, SAID POLYAMINE DERIVATIVE BEING IN A FORM SELECTED FROM THE GROUP CONSISTING OF WATER-DISPERSIBLE POLYAMINE DERIVATIVES AND WATER-SOLUBLE ACID ADDITION SALTS THEREOF AND BEING THE REACTION PRODUCT OF 1 MOL OF A BIS-HALOHYDRINETHER OF THE FORMULA HAL-CH2-CH(-OH)-CH2-(O-R)N-O-CH2-CH(-OH)-CH2-HAL AND FROM 1 TO 2 MOLS OF A POLYALKYLENEAMINE OF THE FORMULA NH3-(R''-NH)M-R''-NH2 WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF ETHYLENE, PROPYLENE, BUTYLENE, PENTAMETHYLENE AND HEXAMETHYLENE, R'' IS SELECTED FROM THE GROUP CONSISTING OF R AND CYCLOHEXYLENE, HAL REPRESENTS A HALOGEN, M REPRESENTS AN INTEGER FROM 1 TO 5 AND N REPRESENTS AN INTEGER FROM 1 TO 20.

Inventors

  • 👤 Ernst Gotte
  • 👤 Rudi Heyden

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 18:09
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/26; C11D3/30; C11D3/32

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-03-14 1975-09-13 1976-03-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-03-14 1979-09-13 1980-03-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-03-14 1983-09-13 1984-03-14 $7700.00 Window Closed / Lapsed

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