Patents Assigned to Catalys SAS
  • Preparation of hydroquinone amide compounds with antioxidant properties
    Patent number: 8207229
    Abstract: The present invention relates to the preparation of compounds of formula (I) derived from arylacetic acid comprising two phenol functions and an amide function, which have free-radical scavenging and antioxidant properties and which are soluble in lipid media. These compounds can be used as cosmetic and pharmaceutical preparations for the prevention of biological degradations caused by free radicals.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: June 26, 2012
    Assignee: Catalys SAS
    Inventors: Guy Adrian, Patrick Bigot
  • Preparation of hydroquinone amide compounds with antioxidant properties
    Patent number: 8003824
    Abstract: The present invention relates to the preparation of compounds of formula (I) derived from arylacetic acid comprising two phenol functions and an amide function, which have free-radical scavenging and antioxidant properties and which are soluble in lipid media. These compounds can be used as cosmetic and pharmaceutical preparations for the prevention of biological degradations caused by free radicals.
    Type: Grant
    Filed: March 6, 2009
    Date of Patent: August 23, 2011
    Assignee: Catalys SAS
    Inventors: Guy Adrian, Patrick Bigot
  • Preparation of Hydroquinone Amide Compounds with Antioxidant Properties
    Publication number: 20110021820
    Abstract: The present invention relates to the preparation of compounds of formula (I) derived from arylacetic acid comprising two phenol functions and an amide function, which have free-radical scavenging and antioxidant properties and which are soluble in lipid media. These compounds can be used as cosmetic and pharmaceutical preparations for the prevention of biological degradations caused by free radicals.
    Type: Application
    Filed: March 6, 2009
    Publication date: January 27, 2011
    Applicant: CATALYS SAS
    Inventors: Guy Adrian, Patrick Bigot