TREA

opened by actuation of the rear-side of the pen

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Industry

  • CPC
  • B43K5/1863
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43KIMPLEMENTS FOR WRITING OR DRAWING B43K5/00Pens with ink reservoirs in holders

Current Industry

B43K5/1863opened by actuation of the rear-side of the pen
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Fountain pen with quick-filling coupling
    • Patent number 12,030,338
    • Issue date Jul 9, 2024
    • Montblanc-Simplo GmbH
    • Thilo Wagner
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 11,642,909
    • Issue date May 9, 2023
    • Kuretake Co., Ltd.
    • Katsuya Yoshida
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Applicator with rotary cam piston mechanism
    • Patent number 10,391,516
    • Issue date Aug 27, 2019
    • Mitsubishi Pencil Company, Limited
    • Satoru Sumiyoshi
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Cosmetic applicator with rotary cartridge
    • Patent number 10,349,721
    • Issue date Jul 16, 2019
    • Fashion Beauty Cosmetech Co., Ltd.
    • Hsiu-Ou Lu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pen with pressurizing mechanism to pressurize ink refill
    • Patent number 8,801,313
    • Issue date Aug 12, 2014
    • Micro Co., Ltd.
    • Hosoya Tomohiro
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Applicator using pressurized air to aid in dispensing liquid
    • Patent number 6,729,787
    • Issue date May 4, 2004
    • Pentel Kabushiki Kaisha
    • Hideyuki Usami
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Correction pen with pressure adjusting structure
    • Patent number 6,435,752
    • Issue date Aug 20, 2002
    • Han-Chiang Chang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ink chamber pressure enhancing control
    • Patent number 6,102,601
    • Issue date Aug 15, 2000
    • Pro Eton Corporation
    • Cho-Kai HU
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument with refillable reservoir
    • Patent number 5,888,008
    • Issue date Mar 30, 1999
    • Pelikan GmbH
    • Udo Obersteller
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Knock-type liquid applicator
    • Patent number 5,749,665
    • Issue date May 12, 1998
    • Pentel Kabushiki Kaisha
    • Naoki Kato
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid-depositing implement for writing, drawing, painting, for cos...
    • Patent number 5,738,458
    • Issue date Apr 14, 1998
    • Pelikan GmbH
    • Gunter Ulrich
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid applicator and a clicking mechanism at the tail end of the same
    • Patent number 5,707,164
    • Issue date Jan 13, 1998
    • Mitsubishi Pencil Kabushiki Kaisha
    • Yukio Iwamoto
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid painting instrument with valve control
    • Patent number 5,176,461
    • Issue date Jan 5, 1993
    • Mitsubishi Pencil Co., Ltd.
    • Masaru Kimura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Liquid applicator having a lockout valving position
    • Patent number 5,137,388
    • Issue date Aug 11, 1992
    • Mitsubishi Pencil Co., Ltd.
    • Masaru Kimura
    • 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

    Liquid applicator with axial value actuation
    • Patent number 4,984,923
    • Issue date Jan 15, 1991
    • Pilot Ink Co., Ltd.
    • Yoshiyuki Ota
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing pen with space behind nib
    • Patent number 4,496,258
    • Issue date Jan 29, 1985
    • Pilot Ink Co., Ltd.
    • Isao Tanaka
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 4,043,681
    • Issue date Aug 23, 1977
    • Takaji Funahashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3467477
    • Patent number 3,467,477
    • Issue date Sep 16, 1969
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3192552
    • Patent number 3,192,552
    • Issue date Jul 6, 1965
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2693172
    • Patent number 2,693,172
    • Issue date Nov 2, 1954
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1855249
    • Patent number 1,855,249
    • Issue date Apr 26, 1932
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1577465
    • Patent number 1,577,465
    • Issue date Mar 23, 1926
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    PEN WITH PRESSURIZING MECHANISM TO PRESSURIZE INK REFILL
    • Publication number 20130058703
    • Publication date Mar 7, 2013
    • Hosoya TOMOHIRO
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Coating device
    • Publication number 20030102334
    • Publication date Jun 5, 2003
    • Hideyuki Usami
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Retractable ink pen
    • Publication number 20020192007
    • Publication date Dec 19, 2002
    • Rocky Jenlon Lee
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES