Patents by Inventor Antti Laukkanen

Antti Laukkanen 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).

  • MATERIAL TO BE USED AS A CONCRETE ADDITIVE
    Publication number: 20120227633
    Abstract: The invention relates to an admixture for a cementitious composition comprising microfibrillar cellulose and/or a derivative thereof. The invention also relates to a method of manufacturing said admixture and to the use of the microfibrillar cellulose and/or a derivative thereof in the concrete admixture. The invention further relates to a cementitious composition comprising said admixture and methods of manufacture and use thereof.
    Type: Application
    Filed: October 1, 2010
    Publication date: September 13, 2012
    Applicant: UPM-KYMMENE CORPORATION
    Inventors: Antti Laukkanen, Jan-Erik Teirfolk, Markku Leivo, Hannele Kuosa, Kirsi Kataja, Antti Nurmi