Patents Represented by Attorney ProPat, L.L-C7
  • Patent number: 7232500
    Abstract: This invention pertains to methods and devices for producing products in web form. In particularly advantageous embodiments, the instant invention relates to methods and devices for forming films by coating a coating mass formed from organic raw materials in an aqueous basis onto a reusable transfer support web to form a composite. The composite is then dried and the dried coating transferred onto a intermediate support material. The dried coating and intermediate support material are directed to a winding station. Upon separation from the dried coating, the dried reusable transfer support web may be directed to treatment and cleaning stations and is subsequently reused.
    Type: Grant
    Filed: January 15, 2003
    Date of Patent: June 19, 2007
    Assignee: LTS Lohmann Therapie-Systeme AG
    Inventors: Detlev Neuland, Wolfgang Schaefer, Peter Schwarz