Patents by Inventor Perry S. Collins

Perry S. Collins 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: 20120170979
    Abstract: Disclosed is a method for constructing an asphalt-paved gutter, the gutter being of the type having a trough-shaped base and an asphalt layer defining the gutter which overlies the base. The method comprises screeding a surface with a shaping screed having the shaping profile of said trough-shaped base to form said trough-shaped base. The gutter is formed with an asphalt laydown machine, of the type used in road construction to spread asphalt over a base course and which screeds and compacts the asphalt using a floating screed, by providing a protuberance underneath the floating screed which protuberance is shaped and dimensioned to screed and compact the asphalt layer in use.
    Type: Application
    Filed: May 4, 2011
    Publication date: July 5, 2012
    Inventor: Perry S. Collins