Patents Represented by Attorney Paul N. Kokulis

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  • Multivalent antigen-binding proteins
    Patent number: 6670453
    Abstract: A multivalent antigen binding protein comprises a single polypeptide chain comprising, in series, two or more single domain binding units which are preferably heavy chain variable domains derived from an immunoglobulin naturally devoid of light chains. Methods for their production and uses thereof, in particular for diagnosis, immunoassay and purification methods are disclosed.
    Type: Grant
    Filed: April 27, 2000
    Date of Patent: December 30, 2003
    Assignee: Unilever Patent Holdings B.V.
    Inventors: Leon Gerardus Frenken, Steven Howell, Adrianus Marinus Ledeboer, Cornelis P van der Logt
  • Coating grade asphalt
    Patent number: 4693752
    Abstract: An asphalt-based composition comprising an air-blown blend of hard asphalt flux and the residue obtained by vacuum distilling the product obtained by the hydrogenation of asphalt flux, the composition meeting coating grade asphalt specifications.
    Type: Grant
    Filed: April 17, 1986
    Date of Patent: September 15, 1987
    Assignee: Owens-Corning Fiberglas Corporation
    Inventor: Samir F. Elias
  • Glass fiber size and impregnant compositions
    Patent number: 4636437
    Abstract: A coating composition substantially prevents fraying of glass fiber yarn packages. The composition is composed of an aqueous solution of a resin formed of the hydrolysis product of a copolymer of vinyl aromatic monomer and maleic anhydride, an organo silane glass fiber anchoring agent and an effective amount of a water-soluble pyrrolidone-containing polymer sufficient to form a protective film over the glass fiber.
    Type: Grant
    Filed: November 5, 1984
    Date of Patent: January 13, 1987
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Donald J. Algrim, Donn R. Vermilion, Donald J. Hammond, Richard M. Haines