TREA

with means preventing over-winding

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Industry

  • CPC
  • B43K21/12
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43KIMPLEMENTS FOR WRITING OR DRAWING B43K21/00Propelling pencils

Current Industry

B43K21/12with means preventing over-winding
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Writing instrument container assemblies
    • Patent number 11,690,430
    • Issue date Jul 4, 2023
    • SANFORD, L.P.
    • Christopher Heiner
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Rotary pencil
    • Patent number 8,696,226
    • Issue date Apr 15, 2014
    • Faber-Castell AG
    • Stefan Hornfeck
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Double-chuck mechanical pencil
    • Patent number 5,947,620
    • Issue date Sep 7, 1999
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Bar extruding implement with ejector
    • Patent number 5,890,827
    • Issue date Apr 6, 1999
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Mechanical pencil
    • Patent number 4,354,767
    • Issue date Oct 19, 1982
    • T & T Mfg. Co.
    • Aram J. Tessier
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2818045
    • Patent number 2,818,045
    • Issue date Dec 31, 1957
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2646775
    • Patent number 2,646,775
    • Issue date Jul 28, 1953
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2587786
    • Patent number 2,587,786
    • Issue date Mar 4, 1952
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2557320
    • Patent number 2,557,320
    • Issue date Jun 19, 1951
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2534091
    • Patent number 2,534,091
    • Issue date Dec 12, 1950
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2511301
    • Patent number 2,511,301
    • Issue date Jun 13, 1950
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2482852
    • Patent number 2,482,852
    • Issue date Sep 27, 1949
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2293622
    • Patent number 2,293,622
    • Issue date Aug 18, 1942
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2293623
    • Patent number 2,293,623
    • Issue date Aug 18, 1942
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2293621
    • Patent number 2,293,621
    • Issue date Aug 18, 1942
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2274702
    • Patent number 2,274,702
    • Issue date Mar 3, 1942
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2214090
    • Patent number 2,214,090
    • Issue date Sep 10, 1940
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2182846
    • Patent number 2,182,846
    • Issue date Dec 12, 1939
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2110551
    • Patent number 2,110,551
    • Issue date Mar 8, 1938
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2106389
    • Patent number 2,106,389
    • Issue date Jan 25, 1938
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2084646
    • Patent number 2,084,646
    • Issue date Jun 22, 1937
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2072711
    • Patent number 2,072,711
    • Issue date Mar 2, 1937
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1568951
    • Patent number 1,568,951
    • Issue date Jan 5, 1926
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1380743
    • Patent number 1,380,743
    • Issue date Jun 7, 1921
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    WRITING INSTRUMENT CONTAINER ASSEMBLIES
    • Publication number 20230068673
    • Publication date Mar 2, 2023
    • Sanford, L.P.
    • CHRISTOPHER HEINER
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    ROTARY PENCIL
    • Publication number 20110058887
    • Publication date Mar 10, 2011
    • Faber-Castell AG
    • STEFAN HORNFECK
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES