Patents by Inventor Rolf L. Ek

Rolf L. Ek 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).

  • Composition for coating, sealing, and protecting purposes
    Patent number: 4866116
    Abstract: Composition for coating, filling, binding and protection, comprising rubber, whereby it comprises rubber having a particle size of at most 0.4 mm present in an amount of 20-50% by weight, and a curable polymer base present in an amount of 40-50% by weight, which components after curing of said polymer base are the elastic and adhesive part of the composition. The invention further relates to a process for preparation, and a process for applying said composition.
    Type: Grant
    Filed: January 22, 1987
    Date of Patent: September 12, 1989
    Assignee: Procoat Scandinavia Aktiebolag
    Inventors: Rolf L. Ek, Sune B. Nygren