Patents by Inventor John Mauchamp

John Mauchamp 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).

  • Concrete surface retarders
    Patent number: 7037367
    Abstract: Surface retarder compositions of the invention comprise at least one surface retarder active suspended in a vegatable oil or derivative thereof, an animal oil or derivative thereof, or mixtures thereof. Methods involving use of the compositions are also described.
    Type: Grant
    Filed: October 20, 2003
    Date of Patent: May 2, 2006
    Assignee: W.R. Grace & Co.-Conn.
    Inventors: John Mauchamp, Philippe Antoine, Dany Vincent, Kati Hazrati
  • Concrete surface retarders
    Publication number: 20050081751
    Abstract: Surface retarder compositions of the invention comprise at least one surface retarder active suspended in a vegatable oil or derivative thereof, an animal oil or derivative thereof, or mixtures thereof. Methods involving use of the compositions are also described.
    Type: Application
    Filed: October 20, 2003
    Publication date: April 21, 2005
    Inventors: John Mauchamp, Philippe Antoine, Dany Vincent, Kati Hazrati