Patents by Inventor Bense Prerre

Bense Prerre 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).

  • Reflective thoroughfare pavements or related elements, and corresponding composition
    Patent number: 6225371
    Abstract: The invention relates to pavements for thoroughfares and related safety and/or marking elements having enhanced reflective properties, comprising 10 to 80% by weight of glass debris which contains at least 10% by weight of essentially reflective glass debris less than 20 mm in size. It also relates to a composition for such thoroughfare pavements or related elements. The invention applies more particularly to the construction of thoroughfares such as roads, cycle tracks, walkways, etc. or related elements such as concrete crash barriers, curbs of pedestrian pavements, bollards, etc.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: May 1, 2001
    Assignee: Colas
    Inventor: Bense Prerre