Patents Examined by U. K Rajgurn
  • Patent number: 6297308
    Abstract: Described are chemical compositions comprising a fluorinated solvent and a nonionic, poly-fluoroalkyl, hydroxy-substituted surfactant.
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: October 2, 2001
    Assignee: 3M Innovative Properties Company
    Inventors: Chetan P. Jariwala, Henry C. Chang, David S. Hill
  • Patent number: 6046265
    Abstract: A crystalline resin molded article with a non-uniform appearance, or a process for making such an article, comprising a molded blend of a granular crystalline resin base resin and a granular crystalline resin colored concentrate which has contrasting color properties. The granular color concentrate comprising a crystalline resin carrier resin having a melting temperature sufficiently higher than the base resin for non-uniformly dispersing the granular color concentrate into the base resin during molding to produce a non-uniform appearance in said molded article.
    Type: Grant
    Filed: January 21, 1998
    Date of Patent: April 4, 2000
    Assignee: General Electric Company
    Inventors: Angelika H. Clark, James A. Catelotti, Robert R. Gallucci, Parfait J. M. Likibi
  • Patent number: 5981646
    Abstract: The invention relates to an aqueous polyvinyl alcohol/polyvinyl acetate-based composition which can be applied to a cured rubber surface, such as the white sidewall of a tire, to provide a protective coating against staining and scuffing. Preferably, the aqueous composition includes a polysiloxane agent for increasing the scuff resistance and high humidity resistance.
    Type: Grant
    Filed: March 11, 1998
    Date of Patent: November 9, 1999
    Assignees: The Goodyear Tire & Rubber Company, Quality Manufacturing Incorporated
    Inventors: Mortimer Joseph Huber, Bharat Kanchanlal Kansupada, Fredrick Lewis Magnus
  • Patent number: 5916649
    Abstract: Molded articles preferably for use in a vehicle as a headlamp reflector, lamp socket, shader of vehicle lamp, or vehicle headlamp, and that are highly resistant to heat are disclosed. The molded articles of the present invention include from 70 to 95% (by weight) of an inorganic filler, which is a liquid at the molding temperature and a solid at room temperature, and a thermoplastic binder. The molded article is produced by either injection molding or transfer molding.
    Type: Grant
    Filed: September 5, 1996
    Date of Patent: June 29, 1999
    Assignee: Hella KG Hueck & Co.
    Inventors: Klaus Hegemann, Konrad Schmitz