Patents by Inventor Rolf Pracht

Rolf Pracht 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: 20230330010
    Abstract: The present invention relates to a microneedle system (MNS) for the intradermal delivery of interferon, wherein polyvinylpyrrolidone is the major constituent of a completely soluble formulation.
    Type: Application
    Filed: June 15, 2023
    Publication date: October 19, 2023
    Inventors: Stefan HENKE, Andreas HENNING, Rolf PRACHT, Danny BRODKORB, Sebastian SCHERR
  • Patent number: 11690799
    Abstract: The present invention relates to a microneedle system (MNS) for the intradermal delivery of interferon, wherein polyvinylpyrrolidone is the major constituent of a completely soluble formulation.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: July 4, 2023
    Assignee: LTS LOHMANN THERAPIE-SYSTEME AG
    Inventors: Stefan Henke, Andreas Henning, Rolf Pracht, Danny Brodkorb, Sebastian Scherr
  • Patent number: 11612571
    Abstract: The invention relates to a transdermal therapeutic system for the controlled release of water-soluble pharmaceutical active ingredients from an aqueous phase, comprising an occlusive back layer, a central device facing the skin for releasing the agent, an adhesive layer concentrically surrounding the dispensing device and a removable protective film. Said device is made from a stationary solid phase and a liquid phase containing the active ingredient in aqueous solution, the solid phase being formed from a solid with a fleecy or spongy structure.
    Type: Grant
    Filed: January 19, 2008
    Date of Patent: March 28, 2023
    Assignee: LTS Lohmann Therapie-Systeme AG
    Inventors: Bodo Asmussen, Michael Horstmann, Christoph Schmitz, Mohammad Sameti, Yves-Thorsten Przybylla, Rolf Pracht
  • Publication number: 20210220261
    Abstract: The present invention relates to a microneedle system (MNS) for the intradermal delivery of interferon, wherein polyvinylpyrrolidone is the major constituent of a completely soluble formulation.
    Type: Application
    Filed: April 23, 2019
    Publication date: July 22, 2021
    Inventors: Stefan HENKE, Andreas HENNING, Rolf PRACHT, Danny BRODKORB, Sebastian SCHERR
  • Publication number: 20200297985
    Abstract: The invention relates to a microneedle array, in particular to an applicator system, and to the use thereof for the intradermal delivery of active ingredients in the form of salts, in particular medicinal drugs in the form of salts, wherein this microneedle array is suitable for penetrating the skin of humans or animals, and the microneedles are made of a formulation, containing at least one active ingredient in the form of a salt and at least one biodegradable polymer.
    Type: Application
    Filed: December 14, 2018
    Publication date: September 24, 2020
    Inventors: Andreas HENNING, Thomas HILLE, Gabriel WAUER, Heiko SPILGIES, Rolf PRACHT
  • Patent number: 9486417
    Abstract: A transdermal therapeutic system for administering lipophilic, poorly water-soluble and/or sparingly skin-permeable pharmaceutical active substances. The active substance is present in a multi-component enhancer system consisting of 4 components and each component of the multi-component enhancer system is selected from a different one of the substance groups: a) terpenes, b) cyclic glucitol ethers, c) medium-chain triglycerides of capric and caprylic acid and/or of linoleic acid; and d) longer-chain alcohols having a chain length of 8 or more carbon atoms.
    Type: Grant
    Filed: August 22, 2012
    Date of Patent: November 8, 2016
    Assignee: LTS Lohmann Therapie-Systeme AG
    Inventors: Andreas Koch, Christoph Schmitz, Rolf Pracht, Mohammad Sameti
  • Publication number: 20160220757
    Abstract: The invention relates to the needle-free subcutaneous administration of proteins to humans and animals by means of a protein delivery device comprising a unit made of a nozzle, a chamber, a piston, an actuating device, and a drive, and a corresponding process and its use.
    Type: Application
    Filed: September 9, 2014
    Publication date: August 4, 2016
    Inventors: Stefan HENKE, Heiko SPILGIES, Karsten HEUSER, Sebastian SCHERR, Uwe WORTMANN, Andreas HENNING, Claudia HAMMES, Rolf PRACHT, Jörg BENDER
  • Publication number: 20120316520
    Abstract: A transdermal therapeutic system for administering lipophilic, poorly water-soluble and/or sparingly skin-permeable pharmaceutical active substances. The active substance is present in a multi-component enhancer system consisting of 4 components and each component of the multi-component enhancer system is selected from a different one of the substance groups: a) terpenes, b) cyclic glucitol ethers, c) medium-chain triglycerides of capric and caprylic acid and/or of linoleic acid; and d) longer-chain alcohols having a chain length of 8 or more carbon atoms.
    Type: Application
    Filed: August 22, 2012
    Publication date: December 13, 2012
    Applicant: LTS LOHMANN THERAPIE-SYSTEME AG
    Inventors: Andreas Koch, Christoph Schmitz, Rolf Pracht, Mohammad Sameti
  • Patent number: 8309120
    Abstract: A transdermal therapeutic system for administering lipophilic, poorly water-soluble and/or sparingly skin-permeable pharmaceutical active substances. The active substance is present in a multi-component enhancer system consisting of 4 components and each component of the multi-component enhancer system is selected from a different one of the substance groups: a) terpenes, b) cyclic glucitol ethers, c) medium-chain triglycerides of capric and caprylic acid and/or of linoleic acid; and d) longer-chain alcohols having a chain length of 8 or more carbon atoms.
    Type: Grant
    Filed: October 4, 2006
    Date of Patent: November 13, 2012
    Assignee: LTS Lohmann Therapie-Systeme AG
    Inventors: Andreas Koch, Christoph Schmitz, Rolf Pracht, Mohammad Sameti
  • Publication number: 20110295184
    Abstract: The present invention relates to an iontophorectic device and a composition comprising active ingredients for the transdermal release of active ingredients, particularly of human insulin. Insulin, a blood sugar-lowering hormone inhibiting glycogen breakdown of the pancreas, can be made available as the most important pharmaceutical for the therapy of diabetes mellitus via the transdermal resorption route.
    Type: Application
    Filed: July 8, 2009
    Publication date: December 1, 2011
    Inventors: Andreas Koch, Christoph Schmitz, Rolf Pracht
  • Publication number: 20100028412
    Abstract: The invention relates to a transdermal therapeutic system for the controlled release of water-soluble pharmaceutical active ingredients from an aqueous phase, comprising an occlusive back layer, a central device facing the skin for releasing the agent, an adhesive layer concentrically surrounding the dispensing device and a removable protective film. Said device is made from a stationary solid phase and a liquid phase containing the active ingredient in aqueous solution, the solid phase being formed from a solid with a fleecy or spongy structure.
    Type: Application
    Filed: January 19, 2008
    Publication date: February 4, 2010
    Inventors: Bodo Asmussen, Michael Horstmann, Christoph Schmitz, Mohammad Sameti, Yves-Thorsten Przybylla, Rolf Pracht
  • Publication number: 20090169601
    Abstract: A transdermal therapeutic system for administering lipophilic, poorly water-soluble and/or sparingly skin-permeable pharmaceutical active substances. The active substance is present in a multi-component enhancer system consisting of 4 components and each component of the multi-component enhancer system is selected from a different one of the substance groups: a) terpenes, b) cyclic glucitol ethers, c) medium-chain triglycerides of capric and caprylic acid and/or of linoleic acid; and d) longer-chain alcohols having a chain length of 8 or more carbon atoms.
    Type: Application
    Filed: October 4, 2006
    Publication date: July 2, 2009
    Applicant: LTS Lohmann Therapie-Systeme AG
    Inventors: Andreas Koch, Christoph Schmitz, Rolf Pracht, Mohammad Sameti