Patents by Inventor Robert Pierre

Robert Pierre 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).

  • Block copolymers for rubber compositions usable to tires
    Patent number: 6703448
    Abstract: The present invention relates to block copolymers intended to constitute an elastomeric matrix of a cross-linkable rubber composition with reduced hysteresis, to such a rubber composition which is usable in the cross-linked state in a tire tread, to such a tire tread and to a tire comprising said tire tread which exhibits reduced rolling resistance.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: March 9, 2004
    Assignee: Michelin Recherche et Technique S.A.
    Inventors: Robert Pierre, Jean-Michel Favrot, Jean-Luc Cabioch, Bernard Voullemier
  • Block copolymers for rubber compositions usable for tires
    Publication number: 20020179218
    Abstract: The present invention relates to block copolymers intended to constitute an elastomeric matrix of a cross-linkable rubber composition with reduced hysteresis, to such a rubber composition which is usable in the cross-linked state in a tire tread, to such a tire tread and to a tire comprising said tire tread which exhibits reduced rolling resistance.
    Type: Application
    Filed: December 21, 2001
    Publication date: December 5, 2002
    Inventors: Robert Pierre, Jean-Michel Favrot, Jean-Luc Cabioch, Bernard Voullemier