Patents Represented by Attorney Carolyn Uldrick

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  • Tire having enhanced ozone resistance
    Patent number: 8329788
    Abstract: The present invention includes rubber compositions, rubber articles and tires formulated to prevent ozone attack. A particular embodiment of the present invention includes a tire comprising a rubber structure, the rubber structure comprising an essentially unsaturated rubber elastomer, between 0.1 and 0.45 phr (parts by weight per hundred parts by weight of the rubber elastomer) of a particular compound 2,4,6-Tris-(N-1,4-dimethylpentyl-p-phenylenediamino)-1,3,5-triazine and between 0.5 and 2 phr of a phenolic resin.
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: December 11, 2012
    Assignee: Michelin Recherche et Technique S.A.
    Inventor: Mark J. Pender
  • Tire tread
    Patent number: D606931
    Type: Grant
    Filed: February 5, 2008
    Date of Patent: December 29, 2009
    Assignee: Michelin Recherche et Techniques SA
    Inventors: Robert C. Radulescu, Lawrence O. Williamson, Lee A. Montgomery
  • Tire tread
    Patent number: D619082
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: July 6, 2010
    Assignee: Michelin Recherche et Techniques SA
    Inventors: Eric Arthur de Benedittis, Mathieu Vandaele