TREA

using hand or foot driven tools

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Industry

  • CPC
  • B24B3/543
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B24Grinding technology B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING DRESSING OR CONDITIONING OF ABRADING SURFACES FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS B24B3/00Sharpening cutting edges

Current Industry

B24B3/543using hand or foot driven tools
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Sharpener with swing arm abrasive assembly
    • Patent number 11,975,420
    • Issue date May 7, 2024
    • Darex, LLC
    • Steven L. Baker
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife sharpener with clamping assembly
    • Patent number 11,897,076
    • Issue date Feb 13, 2024
    • Clay A. Allison
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Sharpener with swing arm abrasive assembly
    • Patent number 11,554,456
    • Issue date Jan 17, 2023
    • Darex, LLC
    • Steven L. Baker
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife sharpening device
    • Patent number 10,201,884
    • Issue date Feb 12, 2019
    • Michael Sandefur
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Adjustable sharpening apparatus and method for cutting implements
    • Patent number 10,131,028
    • Issue date Nov 20, 2018
    • Clay A. Allison
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Handhold sharpening tool
    • Patent number 10,016,870
    • Issue date Jul 10, 2018
    • Jin Haur Industrial Co., Ltd.
    • Shih-Paio Wu
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Sharpener for knives with widely different edge angles
    • Patent number 9,333,613
    • Issue date May 10, 2016
    • EDGECRAFT CORPORATION
    • Daniel D. Friel
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife sharpener
    • Patent number 9,289,883
    • Issue date Mar 22, 2016
    • High Tech Ceramic eK
    • Udo Rieser
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife sharpener for asian and european/american knives
    • Patent number 9,168,627
    • Issue date Oct 27, 2015
    • Edgecraft Corporation
    • Bela Elek
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Blade sharpening assembly
    • Patent number 8,323,077
    • Issue date Dec 4, 2012
    • Taylor Brands, LLC
    • Keith Michael Nakoff
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2821816
    • Patent number 2,821,816
    • Issue date Feb 4, 1958
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2617235
    • Patent number 2,617,235
    • Issue date Nov 11, 1952
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2570564
    • Patent number 2,570,564
    • Issue date Oct 9, 1951
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2565291
    • Patent number 2,565,291
    • Issue date Aug 21, 1951
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2515247
    • Patent number 2,515,247
    • Issue date Jul 18, 1950
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2477075
    • Patent number 2,477,075
    • Issue date Jul 26, 1949
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2444110
    • Patent number 2,444,110
    • Issue date Jun 29, 1948
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2420814
    • Patent number 2,420,814
    • Issue date May 20, 1947
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2378754
    • Patent number 2,378,754
    • Issue date Jun 19, 1945
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2324805
    • Patent number 2,324,805
    • Issue date Jul 20, 1943
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2257407
    • Patent number 2,257,407
    • Issue date Sep 30, 1941
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2251849
    • Patent number 2,251,849
    • Issue date Aug 5, 1941
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2211014
    • Patent number 2,211,014
    • Issue date Aug 13, 1940
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2203788
    • Patent number 2,203,788
    • Issue date Jun 11, 1940
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2197119
    • Patent number 2,197,119
    • Issue date Apr 16, 1940
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2186397
    • Patent number 2,186,397
    • Issue date Jan 9, 1940
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    2019471
    • Patent number 2,019,471
    • Issue date Oct 29, 1935
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    1925108
    • Patent number 1,925,108
    • Issue date Sep 5, 1933
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    1767091
    • Patent number 1,767,091
    • Issue date Jun 24, 1930
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    1726571
    • Patent number 1,726,571
    • Issue date Sep 3, 1929
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents