Patents by Inventor Stefan Bergfried

Stefan Bergfried 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: 20150118173
    Abstract: The invention relates to a formulation comprising caprylic acid ethanolamide and/or capric acid ethanolamide in combination with an aluminium salt and to its use.
    Type: Application
    Filed: March 28, 2013
    Publication date: April 30, 2015
    Applicant: EVONIK INDUSTRIES AG
    Inventors: Mike Farwick, Oliver Springer, Matthias Mentel, Stefan Bergfried
  • Patent number: 8653289
    Abstract: The present disclosure relates to specific (poly-)glycerol partial esters with at least one carboxylic acid and one polyfunctional carboxylic acid, and to the use thereof as emulsifier and to formulations comprising partial esters of the present disclosure.
    Type: Grant
    Filed: March 2, 2011
    Date of Patent: February 18, 2014
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Hans Henning Wenk, Juergen Meyer, Stefan Bergfried, Hannelore Foetsch
  • Patent number: 8420137
    Abstract: The invention relates to a process for the preparation of a plant extract from Curcuma plants, characterized by the process steps process step A) liquid extraction of Curcuma rhizomes, process step B) optionally, separation of a curcuminoid-containing solid obtained by precipitation from the extraction mixture obtained in process step A), process step C) removal of solvents present from the extraction mixture obtained in process step A) or B) to obtain a concentrate and process step D) distillation of the concentrate at a pressure of less than 1 bar to give the extract as distillate.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: April 16, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Hans Henning Wenk, Mike Farwick, Stefan Bergfried, Ursula Maczkiewitz
  • Publication number: 20110300082
    Abstract: The present disclosure relates to specific (poly-)glycerol partial esters with at least one carboxylic acid and one polyfunctional carboxylic acid, and to the use thereof as emulsifier and to formulations comprising partial esters of the present disclosure.
    Type: Application
    Filed: March 2, 2011
    Publication date: December 8, 2011
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Hans Henning Wenk, Juergen Meyer, Stefan Bergfried, Hannelore Foetsch
  • Publication number: 20110217400
    Abstract: The invention relates to a process for the preparation of a plant extract from Curcuma plants, characterized by the process steps process step A) liquid extraction of Curcuma rhizomes, process step B) optionally, separation of a curcuminoid-containing solid obtained by precipitation from the extraction mixture obtained in process step A), process step C) removal of solvents present from the extraction mixture obtained in process step A) or B) to obtain a concentrate and process step D) distillation of the concentrate at a pressure of less than 1 bar to give the extract as distillate.
    Type: Application
    Filed: May 12, 2011
    Publication date: September 8, 2011
    Applicant: Evonik Goldschmidt GmbH
    Inventors: Hans Henning Wenk, Mike Farwick, Stefan Bergfried, Ursula MacZkiewitz
  • Patent number: 7847123
    Abstract: Compounds of the general formula and to the use thereof for controlling microorganisms are provided.
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: December 7, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Hans Henning Wenk, Petra Allef, Stefan Bergfried, Mike Farwick, Burghard GrĂ¼ning
  • Publication number: 20090104294
    Abstract: The invention relates to a process for the preparation of a plant extract from Curcuma plants, characterized by the process steps process step A) liquid extraction of Curcuma rhizomes, process step B) optionally, separation of a curcuminoid-containing solid obtained by precipitation from the extraction mixture obtained in process step A), process step C) removal of solvents present from the extraction mixture obtained in process step A) or B) to obtain a concentrate and process step D) distillation of the concentrate at a pressure of less than 1 bar to give the extract as distillate.
    Type: Application
    Filed: October 10, 2008
    Publication date: April 23, 2009
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Hans Henning Wenk, Mike Farwick, Stefan Bergfried, Ursula Maczkiewitz
  • Publication number: 20080145320
    Abstract: Compounds of the general formula and to the use thereof for controlling microorganisms are provided.
    Type: Application
    Filed: November 14, 2007
    Publication date: June 19, 2008
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Hans Henning Wenk, Petra Allef, Stefan Bergfried, Mike Farwick, Burghard Gruning
  • Publication number: 20060198859
    Abstract: The invention relates to compositions for controlling microorganisms comprising an effective content of mixtures of fatty acid esters of a polyol and of short-chain monocarboxylic acids and/or salts thereof.
    Type: Application
    Filed: September 23, 2005
    Publication date: September 7, 2006
    Applicant: Goldschmidt GmbH
    Inventors: Petra Allef, Stefan Bergfried, Burghard Gruning, Christian Weitemeyer
  • Patent number: 5654457
    Abstract: The application relates to a method for the synthesis of finely particulate organic tin (oxy) fluorides by reacting mono-organic or diorganic tin oxides or hydroxides with fluoric acid, the reaction being carried out in the presence of surface active compounds.
    Type: Grant
    Filed: July 1, 1996
    Date of Patent: August 5, 1997
    Assignee: Th. Goldschmidt AG.
    Inventors: Stefan Bergfried, Dieter Guhl, Sven Uwe Vallerien