with valves

Industry

  • CPC
  • B43K5/145
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Current Industry

Patents Grantslast 30 patents

  • Information Patent Grant

    Palm pen

    • Patent number 11,999,184
    • Issue date Jun 4, 2024
    • ZuMedia Inc.
    • Mark Cuban
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Palm pen

    • Patent number 11,413,901
    • Issue date Aug 16, 2022
    • Mark Cuban
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument and ink cartridge

    • Patent number 10,000,088
    • Issue date Jun 19, 2018
    • Kabushiki Kaisha Pilot Corporation
    • Takanori Hoshino
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument and ink cartridge

    • Patent number 9,884,508
    • Issue date Feb 6, 2018
    • Kabushiki Kaisha Pilot Corporation
    • Takanori Hoshino
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Fluid application device and uses thereof

    • Patent number 9,802,439
    • Issue date Oct 31, 2017
    • Societe BIC
    • Olivier Albenge
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Marking instrument

    • Patent number 6,176,633
    • Issue date Jan 23, 2001
    • Parker Pen Products
    • Neville Edgar Andrews
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Fluid discharge device

    • Patent number 5,092,702
    • Issue date Mar 3, 1992
    • Pentel Kabushiki Kaisha
    • Takumi Kurokawa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pressurized writing device with needle weight having valve means

    • Patent number 4,605,331
    • Issue date Aug 12, 1986
    • Kurt Held
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3807880

    • Patent number 3,807,880
    • Issue date Apr 30, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3807882

    • Patent number 3,807,882
    • Issue date Apr 30, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3806264

    • Patent number 3,806,264
    • Issue date Apr 23, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3720473

    • Patent number 3,720,473
    • Issue date Mar 13, 1973
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3627433

    • Patent number 3,627,433
    • Issue date Dec 14, 1971
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3003183

    • Patent number 3,003,183
    • Issue date Oct 10, 1961
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2123427

    • Patent number 2,123,427
    • Issue date Jul 12, 1938
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2045774

    • Patent number 2,045,774
    • Issue date Jun 30, 1936
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1449234

    • Patent number 1,449,234
    • Issue date Mar 20, 1923
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    PALM PEN

    • Publication number 20230226843
    • Publication date Jul 20, 2023
    • Mark Cuban
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    DEVICE AND METHOD FOR ENCODING WRITTEN INFORMATION

    • Publication number 20170182834
    • Publication date Jun 29, 2017
    • International Business Machines Corporation
    • Tamer E. Abuelsaad
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Writing Instrument and Ink Cartridge

    • Publication number 20160288561
    • Publication date Oct 6, 2016
    • Kabushiki Kaisha Pilot Corporation
    • Takanori Hoshino
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Writing Instrument and Ink Cartridge

    • Publication number 20160229218
    • Publication date Aug 11, 2016
    • Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
    • Takanori Hoshino
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES