Patents by Inventor Evert Hollenbeck

Evert Hollenbeck 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).

  • Patent number: 6354554
    Abstract: A support stand for a beach umbrella includes a generally planar platform having an opening formed therethrough. A clamp is carried by an upper surface of the platform. The clamp includes an opening that corresponds in size and shape to the opening in the platform. The clamp is opened to introduce an umbrella support member through the opening in the platform. The clamp is then closed to interengage the umbrella support member and fasten the umbrella to the stand. The platform is inserted beneath the sand and an umbrella is inserted through the platform and interengaged by the clamp to anchor the umbrella in place in the sand.
    Type: Grant
    Filed: March 10, 2000
    Date of Patent: March 12, 2002
    Inventor: Evert Hollenbeck