Patents by Inventor Karin Maul

Karin Maul 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).

  • Production of a directly compressible tabletting aid
    Patent number: 6861069
    Abstract: The invention relates to directly compressible tabletting aids with a xylitol content of more than 90% by weight and a content of at least one other polyol of less than 10% by weight, which are produced by co-spray drying or co-fluidized bed granulation. The invention further relates to compositions, formulations and solid forms or compacts which comprise a tabletting aid according to the invention, and to a process for producing the tabletting aids according to the invention.
    Type: Grant
    Filed: October 2, 1998
    Date of Patent: March 1, 2005
    Assignee: Merck Gesellschaft mit beschraenkter Haftung
    Inventors: Eugen Schwarz, Gernot Möschl, Karin Maul
  • Powdered mannitol and mannitol-containing compositions
    Publication number: 20030188679
    Abstract: The present invention relates to a process for the production of powdered mannitol with improved flow characteristics for use in inhalation systems, and to mannitol having a particle shape specific for this process. Corresponding active ingredient-containing formulations according to the process according to the invention are also described.
    Type: Application
    Filed: February 25, 2003
    Publication date: October 9, 2003
    Inventors: Eugen Schwarz, Karin Maul, Ahmed Al-Ghazawi
  • PREPARATION OF A DIRECTLY MOULDABLE TABLETTING AUXILIARY
    Publication number: 20030039684
    Abstract: The invention relates to directly compressible tabletting aids with a xylitol content of more than 90% by weight and a content of at least one other polyol of less than 10% by weight, which are produced by co-spray drying or co-fluidized bed granulation. The invention further relates to compositions, formulations and solid forms or compacts which comprise a tabletting aid according to the invention, and to a process for producing the tabletting aids according to the invention.
    Type: Application
    Filed: April 14, 2000
    Publication date: February 27, 2003
    Inventors: EUGEN SCHWARZ, GERNOT MOSCHL, KARIN MAUL
  • Method for producing shaped and unshaped polyol masses
    Patent number: 6274727
    Abstract: The invention relates to a composition, comprising one or more polyols, which has prolonged deformability and can be processed to give tablets, compacts or boiled sweets having improved properties.
    Type: Grant
    Filed: May 14, 1999
    Date of Patent: August 14, 2001
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Karin Maul, Eugen Schwarz
  • Polyol composition
    Patent number: 6165511
    Abstract: A polyol composition useful for the production of tablets for consumption. The polyol is obtained by co-spray drying or co-fluidized bed granulating at least two polyols, one of which is a non-hygroscopic polyol, and the non-hygroscopic polyol is present in an amount of at least 80% by weight. An optional binder may be present. An active medicament may be present.
    Type: Grant
    Filed: October 21, 1998
    Date of Patent: December 26, 2000
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Eugen Schwarz, Gernot Moschl, Karin Maul