Patents by Inventor by Margret Rieder, heir

by Margret Rieder, heir 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).

  • Framework for dome-shaped roofs
    Patent number: 4698941
    Abstract: A frame, in particular for dome shaped roofs, is made up of support sections which run together at junction points where they are joined together; rectangular hollow sections are employed as the support sections and at each junction point two dish-shaped plates at least one of which features a hole providing access by hand to introduce joining means such as threaded bolts, locking ring bolts to attach the ends of the hollow sections to the round plates.
    Type: Grant
    Filed: June 6, 1986
    Date of Patent: October 13, 1987
    Assignee: Swiss Aluminium Ltd.
    Inventors: Werner Rieder, deceased, by Margret Rieder, heir, Gabriele Uttenweiler, heir, Barbara Rieder, heir