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Diana J. Roloff

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  • Bismarck, ND, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of forming a bite block
    • Patent number 10,576,232
    • Issue date Mar 3, 2020
    • Barnhardt Manufacturing Company
    • Hiram Charles Allen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Medical bite block and method
    • Patent number 10,143,816
    • Issue date Dec 4, 2018
    • Barnhardt Manufacturing Company
    • Hiram Charles Allen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD OF FORMING A BITE BLOCK
    • Publication number 20180272093
    • Publication date Sep 27, 2018
    • BARNHARDT MANUFACTURING COMPANY
    • Hiram Charles Allen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    MEDICAL BITE BLOCK AND METHOD
    • Publication number 20180161534
    • Publication date Jun 14, 2018
    • BARNHARDT MANUFACTURING COMPANY
    • Hiram Charles Allen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE