TREA

with continuous conveying means for the pencil

Follow

Industry

  • CPC
  • B43L23/002
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING B43L23/00Sharpeners for pencils or leads

Current Industry

B43L23/002with continuous conveying means for the pencil
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Self-adaptive pencil feeding mechanism
    • Patent number 11,518,186
    • Issue date Dec 6, 2022
    • Ningbo Tianhong Stationery Co., Ltd.
    • Gaowei Zheng
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electric pencil sharpener
    • Patent number 10,703,129
    • Issue date Jul 7, 2020
    • NINGBO WEISHU STATIONERY CO., LTD
    • Changhai Dai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Hand-cranked pencil sharpeners
    • Patent number 8,459,317
    • Issue date Jun 11, 2013
    • Yurisheng Electronic (Shenzhen) Co., Ltd
    • Jingyi Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pencil sharpener
    • Patent number 8,118,071
    • Issue date Feb 21, 2012
    • Charles Sued
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pencil sharpener
    • Patent number 7,913,731
    • Issue date Mar 29, 2011
    • Charles Sued
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electric pencil sharpener
    • Patent number 7,726,365
    • Issue date Jun 1, 2010
    • Ringsun (Shenzhen) Industrial Limited
    • Jingyi Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electric multi-pencil sharpener
    • Patent number 7,699,082
    • Issue date Apr 20, 2010
    • Yurisheng Electronic (Shenzhen) Co., Ltd
    • Yuhua Andy Peng
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electric pencil sharpener
    • Patent number 7,669,619
    • Issue date Mar 2, 2010
    • Yurisheng Electronic (Shenzhen) Co., Ltd
    • Hongtao Sun
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Electric pencil sharpener
    • Patent number 7,581,573
    • Issue date Sep 1, 2009
    • Ringsun (Shenzhen) Industrial Limited
    • Jingyl Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Pencil sharpener
    • Patent number 7,546,858
    • Issue date Jun 16, 2009
    • Acme United Corporation
    • Michael E. Peterson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Automatic pencil sharpener
    • Patent number 7,240,703
    • Issue date Jul 10, 2007
    • Ringsun (Shenzhen) Industrial Limited
    • Jingyi Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Self-adaptive Pencil Feeding Mechanism
    • Publication number 20210197613
    • Publication date Jul 1, 2021
    • Ningbo Tianhong Stationery Co., Ltd.
    • Gaowei Zheng
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    FULLY-AUTOMATIC PENCIL SHARPENER
    • Publication number 20150000791
    • Publication date Jan 1, 2015
    • GuangZhou PanYu Tung Yung Stationery MFY., LTD.
    • Liangchun ZHONG
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    AUTOMATIC PENCIL-FEEDING DEVICE FOR PENCIL SHARPENER
    • Publication number 20130255835
    • Publication date Oct 3, 2013
    • FUJIAN SOUNDY ENTERPRISE CO., LTD.
    • Xinfu Wang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Hand-Cranked Pencil Sharpeners
    • Publication number 20110226383
    • Publication date Sep 22, 2011
    • Yurisheng Electronic (Shenzhen) Co., Ltd.
    • Jingyi Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Pencil Sharpener
    • Publication number 20110041956
    • Publication date Feb 24, 2011
    • Charles Sued
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Pencil Sharpener
    • Publication number 20090211666
    • Publication date Aug 27, 2009
    • Charles Sued
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Electric pencil sharpener
    • Publication number 20090000695
    • Publication date Jan 1, 2009
    • Jingyi Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    ELECTRIC PENCIL SHARPENER
    • Publication number 20080149220
    • Publication date Jun 26, 2008
    • YURISHENG ELECTRONIC (SHENZHEN) CO., LTD
    • Sun Hongtao
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    ELECTRIC MULTI-PENCIL SHARPENER
    • Publication number 20080142117
    • Publication date Jun 19, 2008
    • YURISHENG ELECTRONIC (SHENZHEN) CO., LTD
    • Yuhua Andy Peng
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Electric pencil sharpener
    • Publication number 20080060720
    • Publication date Mar 13, 2008
    • Jingyi Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Pencil sharpener
    • Publication number 20060288593
    • Publication date Dec 28, 2006
    • Michael E. Peterson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Automatic pencil sharpener
    • Publication number 20060272743
    • Publication date Dec 7, 2006
    • Jingyi Hu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES