Patents Examined by L D Ferguson
  • Multi-layer, flexible transfer tape
    Patent number: 6576327
    Abstract: Multi-layer flexible transfer tapes are provided which are useful for covering printing or typing errors in texts or drawings so that corrections may be made. The transfer tapes are characterized by the inclusion of two binder-containing pigmented transfer layers, wherein one transfer layer is cationic and the other transfer layer is anionic.
    Type: Grant
    Filed: June 16, 2000
    Date of Patent: June 10, 2003
    Assignee: Pritt Produktionsgesellschaft mbH
    Inventors: Karl-Heinz Weissmann, Martina Buchholz, Wolfgang Giersemehl, Wolfgang Bauersachs