Patents by Inventor Hedi Krachtus

Hedi Krachtus 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).

  • Gastric resistant pharmaceutical or nutraceutical composition with resistance against the influence of ethanol
    Patent number: 9775815
    Abstract: The invention discloses a gastric resistant pharmaceutical or nutraceutical composition, comprising a core, comprising a pharmaceutical or nutraceutical active ingredient and a gastric resistant coating layer onto the core, wherein the gastric resistant coating layer comprises at least 30% by weight of a (meth)acrylate copolymer comprising polymerized units of 10 to 40% by weight of acrylic or methacrylic acid, 10 to 80% by weight of a C4- to C18-alkyl ester of acrylic or methacrylic acid and optionally 0 to 60% by weight of another vinylic monomer, whereby the release of the pharmaceutical or nutraceutical active ingredient is not more than 10% under in-vitro conditions at pH 1.2 after 2 hours in medium according to USP with and without the addition of 20% (v/v) ethanol.
    Type: Grant
    Filed: June 12, 2012
    Date of Patent: October 3, 2017
    Assignee: Evonik Roehm GmbH
    Inventors: Jan Hendrik Schattka, Christian Meier, Herbert Jung, Hedi Krachtus, Jessica Del Rosario Ferrand
  • GASTRIC RESISTANT PHARMACEUTICAL OR NUTRACEUTICAL COMPOSITION WITH RESISTANCE AGAINST THE INFLUENCE OF ETHANOL
    Publication number: 20140141092
    Abstract: The invention discloses a gastric resistant pharmaceutical or nutraceutical composition, comprising a core, comprising a pharmaceutical or nutraceutical active ingredient and a gastric resistant coating layer onto the core, wherein the gastric resistant coating layer comprises at least 30% by weight of a (meth)acrylate copolymer comprising polymerized units of 10 to 40% by weight of acrylic or methacrylic acid, 10 to 80% by weight of a C4- to C18-alkyl ester of acrylic or methacrylic acid and optionally 0 to 60% by weight of another vinylic monomer, whereby the release of the pharmaceutical or nutraceutical active ingredient is not more than 10% under in-vitro conditions at pH 1.2 after 2 hours in medium according to USP with and without the addition of 20% (v/v) ethanol.
    Type: Application
    Filed: June 12, 2012
    Publication date: May 22, 2014
    Applicant: Evonik Roehm GmbH
    Inventors: Jan Hendrik Schattka, Christian Meier, Herbert Jung, Hedi Krachtus, Jessica del Rosario Ferrand