Patents by Inventor Andreas Kollmeyer-Seeger

Andreas Kollmeyer-Seeger 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).

  • Transdermal therapeutic system (TTS) containing oxybutynin
    Patent number: 6555129
    Abstract: A transdermal therapeutic system (TTS) for transcutaneous administration of oxybutynin over a period of several days, in addition to a method for the production of the TTS without the use of solvents, are disclosed. The TTS contains a matrix mass containing oxybutynin in the form of a self-adhesive layer. The matrix mass includes ammonium-group-containing (meth)acrylic polymers, at least one citric acid ester, and 5-25 wt. % oxybutynin.
    Type: Grant
    Filed: October 26, 2000
    Date of Patent: April 29, 2003
    Assignee: Schwarz Pharma AG
    Inventors: Christoph Arth, Andreas Kollmeyer-Seeger, Stephan Rimpler, Hans-Michael Wolff
  • Transdermal therapeutic system containing pergolide
    Patent number: 6461636
    Abstract: The invention relates to a transdermal therapeutic system (TTS) for the transcutaneous administration of pergolide over several days and to a method for its manufacture without using solvents. The TTS contains a matrix mass, containing pergolide and taking the form of a layer, which contains a (meth)acrylate copolymer containing ammonio groups or a mixture of a (meth)acrylate copolymer containing amino groups and a (meth)acrylate polymer containing carboxyl groups, 10-50% by weight propylene glycol and up to 5% by weight pergolide.
    Type: Grant
    Filed: October 10, 2000
    Date of Patent: October 8, 2002
    Assignee: Schwarz Pharma AG
    Inventors: Christoph Arth, Andreas Kollmeyer-Seeger, Stephan Rimpler, Hans-Michael Wolff