Patents by Inventor Helmut Linder

Helmut Linder 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).

  • Plasters containing active substances
    Patent number: 6488958
    Abstract: Plasters containing active substance, comprising a backing material and, applied thereon, a hot-melt self-adhesive composition, characterized in that the hot-melt self-adhesive composition comprises at least one hyper-aemic active substance.
    Type: Grant
    Filed: December 2, 1997
    Date of Patent: December 3, 2002
    Assignee: Beiersdorf AG
    Inventors: Peter Himmelsbach, Helmut Linder, Katharina Broschk, Marike Sinnen, Matthias Wasner