TREA

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  • CPC
  • B43K29/02
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43KIMPLEMENTS FOR WRITING OR DRAWING B43K29/00Combinations of writing implements with other articles

Current Industry

B43K29/02with rubbers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Thermochromic writing instrument
    • Patent number 12,275,269
    • Issue date Apr 15, 2025
    • Kabushiki Kaisha Pilot Corporation
    • Takeshi Hashimoto
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Friction body
    • Patent number 12,240,266
    • Issue date Mar 4, 2025
    • Societe BIC
    • Myriam Oger
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instruments
    • Patent number 12,202,294
    • Issue date Jan 21, 2025
    • Societe BIC
    • Samuel Malinverni
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Friction body unit and thermochromic writing instrument
    • Patent number 12,179,510
    • Issue date Dec 31, 2024
    • Kabushiki Kaisha Pilot Corporation
    • Hisatoshi Hayakawa
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Magnetic writing implement
    • Patent number 12,179,509
    • Issue date Dec 31, 2024
    • BRASS WITCH, LLC
    • Barbara Jostlein Currie
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument for erasing handwritten content
    • Patent number 12,138,951
    • Issue date Nov 12, 2024
    • CROWN BALLPEN CO., LTD.
    • Young Saeng Park
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Retractable element for a writing implement
    • Patent number 12,122,181
    • Issue date Oct 22, 2024
    • Societe BIC
    • Laurent Mazingue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Peelable ink composition for porous substrates
    • Patent number 12,104,066
    • Issue date Oct 1, 2024
    • Societe BIC
    • Carine Bethouart
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Writing instruments
    • Patent number 12,070,968
    • Issue date Aug 27, 2024
    • Societe BIC
    • Etienne Michenaud
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Combination marker and eraser
    • Patent number 12,023,954
    • Issue date Jul 2, 2024
    • KING FAISAL UNIVERSITY
    • Ibrahim Abdullah Alkhateeb
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Soft member attachment structure and thermochromic writing instrument
    • Patent number 11,919,324
    • Issue date Mar 5, 2024
    • Kabushiki Kaisha Pilot Corporation
    • Masaya Yamaguchi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Diester of bisphenol fluorene compounds and thermochromic pigment c...
    • Patent number 11,814,528
    • Issue date Nov 14, 2023
    • Societe BIC
    • Alexander Bourque
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Eraser tool containing polyetheramine
    • Patent number 11,787,226
    • Issue date Oct 17, 2023
    • Societe BIC
    • Guillaume Caffier
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Writing instrument
    • Patent number 11,766,886
    • Issue date Sep 26, 2023
    • Societe BIC
    • Laurent Beaucher
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 11,766,887
    • Issue date Sep 26, 2023
    • Societe BIC
    • Laurent Beaucher
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 11,738,589
    • Issue date Aug 29, 2023
    • THE PILOT INK CO., LTD.
    • Yoshihiro Ito
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Convertible writing assemblies and components thereof
    • Patent number 11,731,450
    • Issue date Aug 22, 2023
    • SANFORD, L.P.
    • Kyle Frank Cauwels
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument comprising a clip and a retractable eraser device
    • Patent number 11,571,923
    • Issue date Feb 7, 2023
    • Societe BIC
    • Etienne Michenaud
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Multi-function pen
    • Patent number 11,518,185
    • Issue date Dec 6, 2022
    • Shenzhen Zhixinda Technology Co., Ltd.
    • Yihao Xiao
    • F21 - LIGHTING
  • Information Patent Grant

    Friction body, writing instrument, and writing set
    • Patent number 11,383,547
    • Issue date Jul 12, 2022
    • Kabushiki Kaisha Pilot Corporation
    • Kuniyuki Senga
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Reversibly thermochromic aqueous ink composition and writing instru...
    • Patent number 11,267,978
    • Issue date Mar 8, 2022
    • Kabushiki Kaisha Pilot Corporation
    • Katsuyuki Fujita
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Knocking-type writing instrument equipped with eraser
    • Patent number 11,214,092
    • Issue date Jan 4, 2022
    • Micro Co., Ltd.
    • Tomohiro Hosoya
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Marker, stylus and eraser holder
    • Patent number 11,203,222
    • Issue date Dec 21, 2021
    • WRIGO LLC
    • John A. Kaiser
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 11,179,963
    • Issue date Nov 23, 2021
    • The Pilot Ink Co., Ltd.
    • Yoshihiro Ito
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument with erasing device
    • Patent number 11,090,970
    • Issue date Aug 17, 2021
    • Societe BIC
    • Laurent Mazingue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pencil lead
    • Patent number 11,072,722
    • Issue date Jul 27, 2021
    • Societe BIC
    • Julien Gouerec
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Thermochromic writing instrument having a separable eraser
    • Patent number 10,940,713
    • Issue date Mar 9, 2021
    • Heemangnote Co., Ltd.
    • Seung Jae Lim
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drive pliers
    • Patent number 10,850,382
    • Issue date Dec 1, 2020
    • Gary Dean Ragner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Writing instrument side-knock mechanism
    • Patent number 10,843,502
    • Issue date Nov 24, 2020
    • Sanford L.P.
    • Kenneth Swanick
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Thermochromic writing tool
    • Patent number 10,787,025
    • Issue date Sep 29, 2020
    • Kabushiki Kaisha Pilot Corporation
    • Masahiro Kogure
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTI-TOOL MARKING DEVICE
    • Publication number 20240351362
    • Publication date Oct 24, 2024
    • David Shulman
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    Enhanced Grip Pencil Device
    • Publication number 20240326510
    • Publication date Oct 3, 2024
    • Angela Larkin
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENTS
    • Publication number 20240300259
    • Publication date Sep 12, 2024
    • SOCIETE BIC
    • Samuel MALINVERNI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Friction Body Unit and Thermochromic Writing Instrument
    • Publication number 20240149605
    • Publication date May 9, 2024
    • Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
    • Hisatoshi Hayakawa
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    WRITING INSTRUMENTS
    • Publication number 20240092116
    • Publication date Mar 21, 2024
    • SOCIETE BIC
    • Etienne MICHENAUD
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    FRICTION BODY
    • Publication number 20240066911
    • Publication date Feb 29, 2024
    • SOCIETE BIC
    • Myriam OGER
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC M...
    • Publication number 20230383175
    • Publication date Nov 30, 2023
    • The Pilot Ink Co., Ltd.
    • Hiroshi UMEMOTO
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC M...
    • Publication number 20230287259
    • Publication date Sep 14, 2023
    • The Pilot Ink Co., Ltd.
    • Hiroshi UMEMOTO
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Thermochromic Writing Instrument
    • Publication number 20230150294
    • Publication date May 18, 2023
    • Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
    • Takeshi Hashimoto
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    PEELABLE INK COMPOSITION FOR POROUS SUBSTRATES
    • Publication number 20230124990
    • Publication date Apr 20, 2023
    • SOCIETE BIC
    • Carine BETHOUART
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Soft Member Attachment Structure and Thermochromic Writing Instrument
    • Publication number 20230047274
    • Publication date Feb 16, 2023
    • Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
    • Masaya Yamaguchi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    CONVERTIBLE WRITING ASSEMBLIES AND COMPONENTS THEREOF
    • Publication number 20220339961
    • Publication date Oct 27, 2022
    • Sanford L.P.
    • Kyle Frank Cauwels
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    RETRACTABLE ELEMENT FOR A WRITING IMPLEMENT
    • Publication number 20220227164
    • Publication date Jul 21, 2022
    • SOCIETE BIC
    • Laurent MAZINGUE
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    PHONETIC GAME SYSTEM
    • Publication number 20220212091
    • Publication date Jul 7, 2022
    • Austin Leong
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT WITH PEN AND PENCIL
    • Publication number 20220134797
    • Publication date May 5, 2022
    • SURESH KONTI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT
    • Publication number 20220080767
    • Publication date Mar 17, 2022
    • THE PILOT INK CO., LTD.
    • Yoshihiro Ito
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT
    • Publication number 20220063322
    • Publication date Mar 3, 2022
    • SOCIETE BIC
    • Laurent BEAUCHER
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT
    • Publication number 20220063323
    • Publication date Mar 3, 2022
    • SOCIETE BIC
    • Laurent BEAUCHER
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    DIESTER OF BISPHENOL FLUORENE COMPOUNDS AND THERMOCHROMIC PIGMENT C...
    • Publication number 20210363371
    • Publication date Nov 25, 2021
    • SOCIETE BIC
    • Alexander BOURQUE
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    WRITING INSTRUMENT AND METHOD FOR MANUFACTURING WRITING INSTRUMENT
    • Publication number 20210162797
    • Publication date Jun 3, 2021
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT COMPRISING A CLIP AND A RETRACTABLE ERASER DEVICE
    • Publication number 20210146714
    • Publication date May 20, 2021
    • SOCIETE BIC
    • Etienne MICHENAUD
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    KNOCKING-TYPE WRITING INSTRUMENT EQUIPPED WITH ERASER
    • Publication number 20210001661
    • Publication date Jan 7, 2021
    • Micro Co., Ltd.
    • Tomohiro HOSOYA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT AND METHOD FOR MANUFACTURING WRITING INSTRUMENT
    • Publication number 20200361230
    • Publication date Nov 19, 2020
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    REVERSIBLY THERMOCHROMIC AQUEOUS INK COMPOSITION AND WRITING INSTRU...
    • Publication number 20200325351
    • Publication date Oct 15, 2020
    • KABUSHIKI KAISHA PILOT CORPORATION (also trading as PILOT CORPORATION)
    • Katsuyuki FUJITA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    THERMOCHROMIC WRITING INSTRUMENT HAVING A SEPARABLE ERASER
    • Publication number 20200282764
    • Publication date Sep 10, 2020
    • Seung Jae LIM
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    PENCIL LEAD
    • Publication number 20200115581
    • Publication date Apr 16, 2020
    • SOCIETE BIC
    • Julien GOUEREC
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    METHODS AND SYSTEMS OF MULTI-FUNCTIONAL WRITING DEVICE
    • Publication number 20200108653
    • Publication date Apr 9, 2020
    • HEMAL B. KURANI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Writing Instrument Side-Knock Mechanism
    • Publication number 20200094611
    • Publication date Mar 26, 2020
    • Kenneth Swanick
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Thermochromic Writing Tool
    • Publication number 20200094610
    • Publication date Mar 26, 2020
    • Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
    • Masahiro Kogure
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT WITH ERASING DEVICE
    • Publication number 20200062023
    • Publication date Feb 27, 2020
    • SOCIETE BIC
    • Laurent Mazingue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES