Patents by Inventor Gerald Rankl

Gerald Rankl 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).

  • Slatted curtain for roller blinds
    Patent number: 5343922
    Abstract: A slatted curtain for roller blinds has slats (1, 2, 3) which are made of compressed or cast wood and into which a carrier element (4, 5, 6) is pressed or cast. The carrier elements (4, 5, 6) have hook-shaped joint portions (7, 8) for interconnecting the slats (1, 2, 3).
    Type: Grant
    Filed: June 19, 1992
    Date of Patent: September 6, 1994
    Assignee: Gerald Rankl
    Inventors: Gerald Rankl, Gerhard Haubenwallner