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Harvey Lewis Kaufman

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  • Hudson, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silica additive for use in rubbers and similar cross-linked materials
    • Patent number 6,890,503
    • Issue date May 10, 2005
    • Minop Co.
    • Joseph A. Mula
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Additive for rubber elastomers
    • Patent number 6,831,119
    • Issue date Dec 14, 2004
    • Don-B Corporation
    • Donald Brown
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Apparatus for marking a target
    • Patent number 6,513,439
    • Issue date Feb 4, 2003
    • Don-B Corporation
    • Donald A. Brown
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Epithelial cell cancer drug
    • Patent number 6,288,045
    • Issue date Sep 11, 2001
    • Lifelink Pharmaceuticals, Inc.
    • Harvey Kaufman
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Rubber processing additive
    • Patent number 6,136,897
    • Issue date Oct 24, 2000
    • Polymer Process Technologies, Inc.
    • Harvey Lewis Kaufman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Chemical aid for use of scrap plastics in rubber formulations
    • Patent number 6,133,362
    • Issue date Oct 17, 2000
    • Polymer Process Technologies, Inc.
    • Harvey Lewis Kaufman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymer modifying agent
    • Patent number 6,080,805
    • Issue date Jun 27, 2000
    • Polymer Process Technologies, Inc.
    • Harvey Lewis Kaufman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Latex rubber additive and latex rubber compounds
    • Patent number 5,877,244
    • Issue date Mar 2, 1999
    • Flow Polymers, Inc.
    • James W. Hoover
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rubber additive and rubber compounds
    • Patent number 5,650,454
    • Issue date Jul 22, 1997
    • Flow Polymers, Inc.
    • James W. Hoover
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Bright zinc electroplating bath and method
    • Patent number 4,218,292
    • Issue date Aug 19, 1980
    • McGean Chemical Company, Inc.
    • Jack D. Fellman
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Reversible adhesive
    • Publication number 20050159521
    • Publication date Jul 21, 2005
    • Donald A. Brown
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Additive for rubber elastomers
    • Publication number 20040157963
    • Publication date Aug 12, 2004
    • Donald Brown
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Apparatus for marking a target
    • Publication number 20020112640
    • Publication date Aug 22, 2002
    • Donald A. Brown
    • F42 - AMMUNITION BLASTING