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Andrew Q. Liu

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  • Alpharetta, GA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Knife block with storage slot blade sharpeners and cutlery set usin...
    • Patent number 12,150,573
    • Issue date Nov 26, 2024
    • Sunbeam Products, Inc.
    • Andrew Q. Liu
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife block
    • Patent number D920053
    • Issue date May 25, 2021
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block with storage slot blade sharpeners and cutlery set usin...
    • Patent number 11,000,141
    • Issue date May 11, 2021
    • Calphalon Corporation
    • Andrew Q. Liu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Knife block with storage slot blade sharpeners and cutlery set usin...
    • Patent number 10,638,863
    • Issue date May 5, 2020
    • Calphalon Corporation
    • Andrew Q. Liu
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife block
    • Patent number D832660
    • Issue date Nov 6, 2018
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D832659
    • Issue date Nov 6, 2018
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D832658
    • Issue date Nov 6, 2018
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block with storage slot blade sharpeners and cutlery set usin...
    • Patent number 9,693,644
    • Issue date Jul 4, 2017
    • Calphalon Corporation
    • Andrew Q. Liu
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife block
    • Patent number D766048
    • Issue date Sep 13, 2016
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D766047
    • Issue date Sep 13, 2016
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D764875
    • Issue date Aug 30, 2016
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D764878
    • Issue date Aug 30, 2016
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D764879
    • Issue date Aug 30, 2016
    • Calphalon Corporation
    • Caleb Gossens
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D764877
    • Issue date Aug 30, 2016
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Knife block
    • Patent number D764876
    • Issue date Aug 30, 2016
    • Calphalon Corporation
    • Andrew Q. Liu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified

Patents Applicationslast 30 patents