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Industry

  • CPC
  • B43K29/001
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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

B43K29/001with compasses
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Multifunctional writing device for automatic exam proctoring and gr...
    • Patent number 11,084,318
    • Issue date Aug 10, 2021
    • hetal b. Kurani
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Methods and systems of multifunctional writing device
    • Patent number 10,661,595
    • Issue date May 26, 2020
    • Hemal B Kurani
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Correcting writing data generated by an electronic writing device
    • Patent number 9,330,309
    • Issue date May 3, 2016
    • Google Technology Holdings LLC
    • Swee M. Mok
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Multi-color pen
    • Patent number 8,444,335
    • Issue date May 21, 2013
    • Husain S. A. Faridoon
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compasses writing implement
    • Patent number 8,042,278
    • Issue date Oct 25, 2011
    • Fritz Lüttgens
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Map pen
    • Patent number 8,016,506
    • Issue date Sep 13, 2011
    • Robert Adamberry
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Therapeutic writing instrument devices and methods
    • Patent number 7,661,896
    • Issue date Feb 16, 2010
    • Tangle, Inc.
    • Richard E. Zawitz
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing compass
    • Patent number 6,907,669
    • Issue date Jun 21, 2005
    • Kedu Han
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Multi-purpose writing instrument
    • Patent number 6,394,680
    • Issue date May 28, 2002
    • Armen Poghosyan
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Combination tool assembly for graphic art
    • Patent number 5,233,715
    • Issue date Aug 10, 1993
    • Ming-Tzung Huang
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Reversible pen-caliper device and method
    • Patent number 5,115,571
    • Issue date May 26, 1992
    • Robert A. Mackin
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ball point pen, ink and its eradicator system
    • Patent number 4,156,657
    • Issue date May 29, 1979
    • Burroughs Corporation
    • An-Chung R. Lin
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Marker compass
    • Patent number 4,106,200
    • Issue date Aug 15, 1978
    • David Maxwell
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3797117
    • Patent number 3,797,117
    • Issue date Mar 19, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3550282
    • Patent number 3,550,282
    • Issue date Dec 29, 1970
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2637906
    • Patent number 2,637,906
    • Issue date May 12, 1953
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2573760
    • Patent number 2,573,760
    • Issue date Nov 6, 1951
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2017737
    • Patent number 2,017,737
    • Issue date Oct 15, 1935
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1950960
    • Patent number 1,950,960
    • Issue date Mar 13, 1934
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1892735
    • Patent number 1,892,735
    • Issue date Jan 3, 1933
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1649353
    • Patent number 1,649,353
    • Issue date Nov 15, 1927
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1611835
    • Patent number 1,611,835
    • Issue date Dec 21, 1926
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1458046
    • Patent number 1,458,046
    • Issue date Jun 5, 1923
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents