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Christopher Waas

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  • North Riverside, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apron-front sink
    • Patent number 11,702,831
    • Issue date Jul 18, 2023
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Apron-front sink
    • Patent number 11,098,468
    • Issue date Aug 24, 2021
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Sink and drain for sink
    • Patent number 11,053,671
    • Issue date Jul 6, 2021
    • Elkay Manufacturing Company
    • Daniel Keating Childs
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Sink and drain for sink
    • Patent number 10,626,586
    • Issue date Apr 21, 2020
    • Elkay Manufacturing Company
    • Daniel Keating Childs
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Sink and drain for sink
    • Patent number 10,519,637
    • Issue date Dec 31, 2019
    • Elkay Manufacturing Company
    • Daniel Keating Childs
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Apron-front sink
    • Patent number 10,501,919
    • Issue date Dec 10, 2019
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Apron sink
    • Patent number 10,151,085
    • Issue date Dec 11, 2018
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    APRON-FRONT SINK
    • Publication number 20220106781
    • Publication date Apr 7, 2022
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    SINK AND DRAIN FOR SINK
    • Publication number 20200248441
    • Publication date Aug 6, 2020
    • Elkay Manufacturing Company
    • Daniel Keating Childs
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    APRON-FRONT SINK
    • Publication number 20200165803
    • Publication date May 28, 2020
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    SINK AND DRAIN FOR SINK
    • Publication number 20190161946
    • Publication date May 30, 2019
    • Elkay Manufacturing Company
    • Daniel Keating Childs
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    APRON SINK
    • Publication number 20180187401
    • Publication date Jul 5, 2018
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    APRON-FRONT SINK
    • Publication number 20180187403
    • Publication date Jul 5, 2018
    • Elkay Manufacturing Company
    • Jonathan Chee Yeen Chong
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    SINK AND DRAIN FOR SINK
    • Publication number 20180030702
    • Publication date Feb 1, 2018
    • Elkay Manufacturing Company
    • Daniel Keating Childs
    • E03 - WATER SUPPLY SEWERAGE