Patents by Inventor Corinna Wirth

Corinna Wirth has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20160339263
    Abstract: The invention relates, inter alia, to melanin synthesis inhibitors for use in treating skin illnesses, wherein the skin is additionally irradiated with an artificial radiation source. The invention further relates to cosmetic treatments.
    Type: Application
    Filed: August 8, 2016
    Publication date: November 24, 2016
    Inventor: Corinna WIRTH
  • Publication number: 20160199492
    Abstract: The present invention relates to the use of microfine pigments in medical and cosmetic phototherapy.
    Type: Application
    Filed: July 18, 2014
    Publication date: July 14, 2016
    Inventor: Corinna WIRTH
  • Publication number: 20150139922
    Abstract: The present invention relates to an extract from plant parts of Darlingtonia californica, to a process for the preparation thereof, to the use of the extract in cosmetic or dermatological preparations and as self-tanning agent, and to preparations comprising an extract from plant parts of Darlingtonia californica and the preparation thereof.
    Type: Application
    Filed: September 22, 2014
    Publication date: May 21, 2015
    Applicant: Merck Patent GmbH
    Inventor: Corinna WIRTH
  • Publication number: 20140323950
    Abstract: The invention relates, inter alia, to melanin synthesis inhibitors for use in treating skin illnesses, wherein the skin is additionally irradiated with an artificial radiation source. The invention further relates to cosmetic treatments.
    Type: Application
    Filed: September 26, 2012
    Publication date: October 30, 2014
    Inventor: Corinna Wirth
  • Publication number: 20140099274
    Abstract: The present invention relates to an extract from plant parts of Darlingtonia californica, to a process for the preparation thereof, to the use of the extract in cosmetic or dermatological preparations and as self-tanning agent, and to preparations comprising an extract from plant parts of Darlingtonia californica and the preparation thereof.
    Type: Application
    Filed: April 25, 2012
    Publication date: April 10, 2014
    Applicant: MERCK PATENT GMBH
    Inventor: Corinna Wirth
  • Patent number: 7960430
    Abstract: The invention relates to complexes of certain flavonoid derivatives, of the formula I compositions which comprise such derivatives, corresponding processes for the preparation of the flavonoid derivatives or of compositions comprising same, and the use thereof, in particular for the care, preservation or improvement of the general state of the skin or hair. Formula (1), in which Z1 to Z4 and Z6 to Z10 each, independently of one another, denote H, OH, CH3COO, alkoxy, hydroxyalkoxy, mono- or oligoglycoside radicals and where the alkoxy and hydroxyalkoxy groups may be branched and unbranched and can have 1 to 18 C atoms. Formula (II) denotes, Z5 is a mono- or the oligoglycoside radical, where bonded to this glycoside radical, in each case via an —O— group, is at least one radical selected from certain benzo molecule.
    Type: Grant
    Filed: December 27, 2004
    Date of Patent: June 14, 2011
    Assignee: Merck Patent GmbH
    Inventors: Corinna Wirth, Ralf Rosskopf, Herwig Buchholz
  • Publication number: 20100093984
    Abstract: The present invention relates to a process for the preparation of tiliroside or tiliroside-containing extracts from parts of a plant selected from the Sterculiaceae family, to corresponding extracts, and to the use of the extracts or process products in cosmetics or topical applications.
    Type: Application
    Filed: December 14, 2009
    Publication date: April 15, 2010
    Inventors: Corinna WIRTH, Herwig Buchholz, Alexandre Andrade De Souza Costa
  • Patent number: 7588783
    Abstract: The invention relates to a novel flavonoid derivative, to an extract comprising the flavonoid derivative, to the cosmetic and pharmaceutical use thereof, to preparations comprising the flavonoid derivative or extract, and to a process for the preparation of the flavonoid derivative or extract.
    Type: Grant
    Filed: November 5, 2004
    Date of Patent: September 15, 2009
    Assignee: Merck Patent GmbH
    Inventors: Herwig Buchholz, Corinna Wirth, Christophe Carola, Rosane Alves Fontes
  • Publication number: 20080199414
    Abstract: The invention relates to cosmetic formulations, pharmaceutical preparations, food products and food supplements containing flavonoid derivatives. The flavonoid derivatives act therein, for instance, as UV filter. Some flavonoid derivatives represent novel compounds.
    Type: Application
    Filed: April 22, 2008
    Publication date: August 21, 2008
    Inventors: Corinna Wirth, Herwig Buchholz, Christophe Carola
  • Publication number: 20080193569
    Abstract: The present invention relates to a process for the preparation of tiliroside or tiliroside-containing extracts from parts of a plant selected from the Sterculiaceae family, to corresponding extracts, and to the use of the extracts or process products in cosmetics or topical applications.
    Type: Application
    Filed: February 27, 2006
    Publication date: August 14, 2008
    Inventors: Corinna Wirth, Herwig Buchholz, Alexandre Andrade De Souza Costa
  • Publication number: 20080044502
    Abstract: The present invention relates to a composition comprising an aqueous or hydroalcoholic extract of bauhinia and to the use of an aqueous or hydroalcoholic extract of bauhinia for the preparation of a composition for the care, preservation or improvement of the general state of the skin or hair, for the prophylaxis or prevention of human skin or human hair ageing processes and for the prophylaxis and/or treatment of diseases associated with skin ageing.
    Type: Application
    Filed: July 18, 2007
    Publication date: February 21, 2008
    Inventors: Corinna WIRTH, Herwig Buchholz
  • Publication number: 20070155695
    Abstract: The invention relates to complexes of certain flavonoid derivatives, of the formula I compositions which comprise such derivatives, corresponding processes for the preparation of the flavonoid derivatives or of compositions comprising same, and the use thereof, in particular for the care, preservation or improvement of the general state of the skin or hair. Formula (1), in which Z1 to Z4 and Z6 to Z10 each, independently of one another, denote H, OH, CH3COO, alkoxy, hydroxyalkoxy, mono- or oligoglycoside radicals and where the alkoxy and hydroxyalkoxy groups may be branched and unbranched and can have 1 to 18 C atoms. Formula (II) denotes, Z5 is a mono- or the oligoglycoside radical, where bonded to this glycoside radical, in each case via an —O— group, is at least one radical selected from certain benzo molecule.
    Type: Application
    Filed: December 27, 2004
    Publication date: July 5, 2007
    Inventors: Corinna Wirth, Ralf Rosskopf, Herwig Buchholz
  • Publication number: 20070134172
    Abstract: The invention relates to a novel flavonoid derivative, to an extract comprising the flavonoid derivative, to the cosmetic and pharmaceutical use thereof, to preparations comprising the flavonoid derivative or extract, and to a process for the preparation of the flavonoid derivative or extract.
    Type: Application
    Filed: November 5, 2004
    Publication date: June 14, 2007
    Inventors: Herwig Buchholz, Corinna Wirth, Christophe Carola, Rosane Alves Fontes
  • Publication number: 20060188591
    Abstract: The present invention relates to an plant extract from Bauhinia species with hypoglycemic activity, which is characterized in being obtained from a Bauhinia species and to a method for producing the extract and the use of the extract in the treatment of diabetes type 2.
    Type: Application
    Filed: April 24, 2006
    Publication date: August 24, 2006
    Inventors: Herwig Buchholz, Corinna Wirth, Valerie Bicard-Benhamou, Deoclecio Carmo, Didier Mesangeau
  • Publication number: 20050019426
    Abstract: The present invention relates to a composition comprising an aqueous or hydroalcoholic extract of bauhinia and to the use of an aqueous or hydroalcoholic extract of bauhinia for the preparation of a composition for the care, preservation or improvement of the general state of the skin or hair, for the prophylaxis or prevention of human skin or human hair ageing processes and for the prophylaxis and/or treatment of diseases associated with skin ageing.
    Type: Application
    Filed: June 28, 2004
    Publication date: January 27, 2005
    Inventors: Corinna Wirth, Herwig Buchholz
  • Publication number: 20040170714
    Abstract: The present invention relates to an plant extract from Bauhinia species with hypoglycaemic activity, which is characterized in being obtained from a Bauhinia species and to a method for producing the extract and the use of the extract in the treatment of diabetes type 2.
    Type: Application
    Filed: January 27, 2004
    Publication date: September 2, 2004
    Inventors: Herwig Buchholz, Corinna Wirth, Valerie Bicard-Benhamou, Deoclecio Carmo, Didier Mesangeau
  • Publication number: 20040081675
    Abstract: The invention relates to cosmetic formulations, pharmaceutical preparations, food products and food supplements containing flavonoid derivatives. The flavonoid derivatives act therein, for instance, as UV filter. Some flavonoid derivatives represent novel compounds.
    Type: Application
    Filed: August 21, 2003
    Publication date: April 29, 2004
    Inventors: Corinna Wirth, Herwig Buccholz, Christophe Carola
  • Publication number: 20040053860
    Abstract: The invention relates to the use of certain flavonoid derivatives for the preparation of formulations which are suitable for the prophylaxis and/or therapy of eczema. The formulations are particularly suitable for the prophylaxis and/or therapy of atopic eczema.
    Type: Application
    Filed: September 2, 2003
    Publication date: March 18, 2004
    Applicant: Merck Patent GmbH
    Inventors: Herwig Buchholz, Corinna Wirth