IP Library › Granted Patent US 8,501,206
Granted Patent B2
US 8,501,206 · App. 13/473,930 · Granted Aug 6, 2013

Liquid concentrate for preserving cosmetics

Inventors: Wolfgang Beilfuss (Hamburg, DE); Gisela Hahn (Alveslohe, DE); Klaus Weber (Hamburg, DE); Ralf Gradke (Tornesch, DE)
Assignee: Air Liquide Sante (International)
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Quick Facts
Patent No.
US 8,501,206
App. No.
13/473,930
Granted
Aug 6, 2013
Kind
B2
Abstract

A liquid concentrate for preserving cosmetic products which includes a combination of carboxylic component being sodium benzoate and an alcohol component being a mixture of phenoxy ethanol and benzyl alcohol, in a water, where the combination is greater than 45% by weight of the liquid concentrate.

Claims (7)

1. A liquid concentrate, consisting of:

a carboxylic acid component (A) being sodium benzoate;

an alcohol component (B) being a mixture of phenoxy ethanol and benzyl alcohol;

a solvent (C) being water,

wherein the components (A) and (B), together, are greater than 45% by weight of said liquid concentrate.

2. The liquid concentrate according to claim 1 , wherein the components (A) and (B), together, are 80% by weight or greater of said liquid concentrate, and the solvent (C) is 20% by weight or lower of said liquid concentrate.

3. The liquid concentrate according to claim 1 , wherein the components (A) and (B), together, are greater than 60% by weight of said liquid concentrate, and the solvent (C) is 40% by weight or lower of said liquid concentrate.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 3, 2019
From: AIR LIQUIDE SANTE INTERNATIONAL
To: SCHULKE & MAYR GMBH
Reel/Frame 049343/0148 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 17, 2012
From: BEILFUSS, WOLFGANG; HAHN, GISELA; WEBER, KLAUS; GRADKE, RALF
To: AIR LIQUIDE SANTE (INTERNATIONAL)
Reel/Frame 028225/0992 →
Priority Claims (1)
DE 199 22 538 · May 10, 1999 · national
Continuity (3)
Division 12353108 · Jan 13, 2009
Division 09959931
Related Publication 20120232168A1 · Sep 13, 2012