TREA

Mark R. Rolf

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  • Fredericksburg, VA, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20240093481
    • Publication date Mar 21, 2024
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20240052624
    • Publication date Feb 15, 2024
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20230417043
    • Publication date Dec 28, 2023
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20230193619
    • Publication date Jun 22, 2023
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20210238841
    • Publication date Aug 5, 2021
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20190284794
    • Publication date Sep 19, 2019
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20190119901
    • Publication date Apr 25, 2019
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20170342701
    • Publication date Nov 30, 2017
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING
  • Information Patent Application

    HANGER FOR FIRE SEPARATION WALL
    • Publication number 20150184370
    • Publication date Jul 2, 2015
    • Columbia Insurance Company
    • Steven Brekke
    • E04 - BUILDING