Patents by Inventor Frederick Ollison, IV

Frederick Ollison, IV 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).

  • Publication number: 20120174494
    Abstract: A roof gutter clearing system includes an insert situated atop a roof gutter, the insert including filtering means for allowing passage of water and retaining debris, the insert being eversible by rotation about hinges, the eversion causing the ejection of debris. The roof gutter clearing system includes a spring assembly to drive the eversion of the insert by transmission of force stored in at least one spring and an actuation assembly to tension the spring assembly and release the spring assembly to drive the eversion of the insert. A method of clearing a roof gutter of debris including the steps of trapping debris in an eversible insert, the insert being situated atop the roof gutter and operatively connected to a tensioned spring assembly; and releasing the spring assembly to apply eversive force against the insert to cause eversion of the insert and ejection of the debris.
    Type: Application
    Filed: January 11, 2012
    Publication date: July 12, 2012
    Inventor: Frederick Ollison, IV