Patents by Inventor Ake Jafs

Ake Jafs 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).

  • Polymers for release films on surfaces containing pressure-sensitive adhesives
    Patent number: 5854356
    Abstract: The invention relates to a polymer for release films of surfaces containing pressure-sensitive adhesives. The polymer includes a reactive polyolefin and a reactive release substance, which are chemically bonded together as a result of being compounded in a molten state. The invention also relates to a release film for surfaces containing pressure-sensitive adhesives.
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: December 29, 1998
    Assignee: Neste Oy
    Inventors: Christer Bergstrom, Stefan Jakobsson, Marja-Leena Markkula, Ake Jafs, Inari Seppa