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Keith W. Donaldson

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  • Buffalo Grove, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Insect barrier
    • Patent number 11,291,199
    • Issue date Apr 5, 2022
    • Engineered Materials, Inc.
    • Keith Donaldson
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Barrier film substrate, method of making same, and use thereof
    • Patent number 10,882,289
    • Issue date Jan 5, 2021
    • Engineered Materials, Inc.
    • Keith W. Donaldson
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Neutralization of reactive elements
    • Patent number 6,593,007
    • Issue date Jul 15, 2003
    • Keith W. Donaldson
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

  • Information Patent Application

    FILTRATION SYSTEM AND METHOD OF USE THEREOF
    • Publication number 20220143538
    • Publication date May 12, 2022
    • Engineered Materials, Inc.
    • Keith W. Donaldson
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    INSECT BARRIER
    • Publication number 20210161121
    • Publication date Jun 3, 2021
    • Engineered Materials, Inc.
    • Keith Donaldson
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    BARRIER FILM SUBSTRATE, METHOD OF MAKING SAME, AND USE THEREOF
    • Publication number 20210053325
    • Publication date Feb 25, 2021
    • Engineered Materials, Inc.
    • Keith W. Donaldson
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Herb, Hemp and Cannabis Film
    • Publication number 20200231359
    • Publication date Jul 23, 2020
    • Keith W. Donaldson
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    INSECT BARRIER
    • Publication number 20160135443
    • Publication date May 19, 2016
    • Engineered Materials, Inc.
    • Keith Donaldson
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    DYNAMIC INKS AND COATINGS
    • Publication number 20110045218
    • Publication date Feb 24, 2011
    • Nancy L. Harper
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Neutralization of reactive elements
    • Publication number 20020050318
    • Publication date May 2, 2002
    • Keith W. Donaldson
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...