Patents by Inventor Ramon L. Osthus

Ramon L. Osthus 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).

  • Portable sign
    Patent number: 4343449
    Abstract: A sign post is supported by a separable base anchored in the ground by a pair of ground-piercing blades depending from a tubular ground contact element associated with the base. A base section of the post is secured to the tubular element closer to one of the blades. A stabilizer bar projects from the tubular element laterally of the post.
    Type: Grant
    Filed: May 21, 1980
    Date of Patent: August 10, 1982
    Assignee: Triad Service & Marketing, Ltd.
    Inventor: Ramon L. Osthus