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Qing LI

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  • Oakville, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrically conductive PVC solvent cement
    • Patent number 11,807,749
    • Issue date Nov 7, 2023
    • Qing Li
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Composite transition fitting
    • Patent number 11,808,384
    • Issue date Nov 7, 2023
    • IPEX TECHNOLOGIES INC.
    • Jeffrey Vincent Littlefield
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Composite transition fitting
    • Patent number 11,525,528
    • Issue date Dec 13, 2022
    • IPEX TECHNOLOGIES INC.
    • Jeffrey Vincent Littlefield
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Releasable connect/disconnect fitting connection
    • Patent number 11,460,134
    • Issue date Oct 4, 2022
    • IPEX TECHNOLOGIES INC.
    • Jis Simon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Releasable connect/disconnect fitting connection
    • Patent number 10,844,988
    • Issue date Nov 24, 2020
    • IPEX TECHNOLOGIES INC.
    • Jis Simon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fitting
    • Patent number D888901
    • Issue date Jun 30, 2020
    • IPEX TECHNOLOGIES INC.
    • Jis Simon
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Fitting
    • Patent number D874619
    • Issue date Feb 4, 2020
    • IPEX TECHNOLOGIES INC.
    • Jis Simon
    • D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

  • Information Patent Application

    Electrically Conductive PVC Solvent Cement
    • Publication number 20240026137
    • Publication date Jan 25, 2024
    • IPEX TECHNOLOGIES INC.
    • Qing LI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Electrically Conductive PVC Solvent Cement
    • Publication number 20230103333
    • Publication date Apr 6, 2023
    • Qing LI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    COMPOSITE TRANSITION FITTING
    • Publication number 20230041141
    • Publication date Feb 9, 2023
    • IPEX TECHNOLOGIES INC.
    • Jeffrey Vincent LITTLEFIELD
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    COMPOSITE TRANSITION FITTING
    • Publication number 20230030934
    • Publication date Feb 2, 2023
    • IPEX TECHNOLOGIES INC.
    • Jeffrey Vincent LITTLEFIELD
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    RELEASABLE CONNECT/DISCONNECT FITTING CONNECTION
    • Publication number 20210033232
    • Publication date Feb 4, 2021
    • IPEX TECHNOLOGIES INC.
    • Jis Simon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMPOSITE TRANSITION FITTING
    • Publication number 20200408338
    • Publication date Dec 31, 2020
    • IPEX TECHNOLOGIES INC.
    • Jeffrey Vincent LITTLEFIELD
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    RELEASABLE CONNECT/DISCONNECT FITTING CONNECTION
    • Publication number 20180252347
    • Publication date Sep 6, 2018
    • IPEX TECHNOLOGIES INC.
    • Jis Simon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...