Patents Represented by Attorney C. E. Maginot, Addison & Moore Glastetter

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  • Composite top plate for a fluid filter and an associated method for forming a composite top plate adapted for attachment to a fluid filter
    Patent number: 6073937
    Abstract: A composite top plate and methods for manufacturing same are described. The top plate includes a metal insert and a non-metallic member. The metal includes a central portion and a flange portion having cut outs to provide an intermittent surface. The non-metallic member is formed on the metal insert and a portion of the non-metallic material is received in the cutouts to thereafter hold the metal fixed relative to the non-metallic member.
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: June 13, 2000
    Assignee: Caterpillar Inc.
    Inventors: Samuel B. Stevens, Jack N. Seibel