Patents by Inventor Klaus-Jürgen Steffens

Klaus-Jürgen Steffens 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).

  • Stabilization of oily suspensions comprising hydrophobic silicas
    Patent number: 9095511
    Abstract: The invention relates to a stabilization of fluid oil-based suspensions comprising a hydrophobic silica, and medicaments based on such suspensions.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: August 4, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Iris Heep, Hans-Juergen Hamann, Sabine Koelling, Gert Daube, Klaus-Juergen Steffens, Rolf Daniels
  • STABILIZATION OF OILY SUSPENSIONS COMPRISING HYDROPHOBIC SILICAS
    Publication number: 20100261688
    Abstract: The invention relates to a stabilization of fluid oil-based suspensions comprising a hydrophobic silica, and medicaments based on such suspensions.
    Type: Application
    Filed: November 12, 2008
    Publication date: October 14, 2010
    Applicant: BAYER ANIMAL HEALTH GMBH
    Inventors: Iris Heep, Hans-Juergen Hamann, Sabine Koelling, Gert Daube, Klaus-Juergen Steffens, Rolf Daniels
  • METHOD FOR MIXING POWDERS
    Publication number: 20100143331
    Abstract: The invention relates to a method for preparing powder mixtures, one component consisting of spray-dried powder. The invention also relates to a method for coating spray-dried particles with nanoscale particles, a method for mixing spray-dried powder with microscale particles and a method for covering carrier substances with spray-dried particles.
    Type: Application
    Filed: November 8, 2007
    Publication date: June 10, 2010
    Applicant: BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG
    Inventors: Torsten Schultz-Fademrecht, Sandra Zimontkowski, Patrick Garidel, Hans-Joachim Kern, Klaus-Juergen Steffens
  • Process for the production of rapidly disintegrating, solid pharmaceutical preparations
    Patent number: 7208175
    Abstract: Rapidly disintegrating preparations containing at least one active pharmaceutical ingredient and at least one excipient can be obtained by a simple process in which at least the predominant part of the complete composition of the ingredients for the preparation to be produced is granulated, the resulting granules and, where appropriate, the remainder of the ingredients are shaped in the presence of liquid virtually without pressure, and the resulting shaped articles are dried.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: April 24, 2007
    Assignee: Bayer Ag
    Inventors: Marco Schroeder, Klaus-Jürgen Steffens
  • Method and device for generating an aerosol
    Patent number: 6900246
    Abstract: A method for generating an aerosol includes the step of guiding a gas which flows at supersonic velocity and which has input particles suspended therein in such a way that a compression shock occurs. The input particles are broken down into smaller output particles upon crossing the compression shock. A device for generating an aerosol is also provided.
    Type: Grant
    Filed: January 11, 2002
    Date of Patent: May 31, 2005
    Assignee: Buender Glas GmbH
    Inventors: Klaus List, Roman Messerschmid, Klaus-Jürgen Steffens, Manfred Wolf
  • Method for producing quickly decomposable solid pharmaceutical preparations
    Patent number: 6602520
    Abstract: Rapidly disintegrating preparations containing at least one active pharmaceutical ingredient and at least one excipient can be obtained by a simple process in which at least the predominant part of the complete composition of the ingredients for the preparation to be produced is granulated, the resulting granules and, where appropriate, the remainder of the ingredients are shaped in the presence of liquid virtually without pressure, and the resulting shaped articles are dried.
    Type: Grant
    Filed: January 3, 2002
    Date of Patent: August 5, 2003
    Assignee: Bayer AG
    Inventors: Marco Schroeder, Klaus-Jürgen Steffens