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  • CPC
  • B43L9/20
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING B43L9/00Circular curve-drawing or like instruments

Current Industry

B43L9/20Pivots
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pair of compasses
    • Patent number 8,132,333
    • Issue date Mar 13, 2012
    • Draw.Tec GmbH & Co. KG
    • Oliver Seelig
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Measuring compass
    • Patent number 7,640,671
    • Issue date Jan 5, 2010
    • Yu-Ming Tu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compass and compass-cutter with ratchet mechanism
    • Patent number 6,983,545
    • Issue date Jan 10, 2006
    • Olfa Corporation
    • Shoji Okada
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compass and ellipsograph for persons with manual limitations
    • Patent number 6,981,328
    • Issue date Jan 3, 2006
    • Roy O. Solum
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Retractable point compass
    • Patent number 6,964,103
    • Issue date Nov 15, 2005
    • Acme United Corporation
    • Chris Chudek
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compass and compass-cutter with ratchet mechanism
    • Patent number 6,889,440
    • Issue date May 10, 2005
    • Olfa Corporation
    • Shoji Okada
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compass
    • Patent number 5,979,066
    • Issue date Nov 9, 1999
    • Richard Dieter Buschle
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compass with fine adjustment
    • Patent number 4,163,322
    • Issue date Aug 7, 1979
    • Intertech Zeichengerate Gunther Partes KG
    • Gunther Partes
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Compass housing
    • Patent number 4,156,313
    • Issue date May 29, 1979
    • Koh-I-Noor Rapidograph, Inc.
    • Axel Lied
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing instrument
    • Patent number 4,146,965
    • Issue date Apr 3, 1979
    • Helix International Limited
    • Raymond A. Payton
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Drawing instrument
    • Patent number 4,104,801
    • Issue date Aug 8, 1978
    • Helix International Limited
    • Raymond A. Payton
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3842508
    • Patent number 3,842,508
    • Issue date Oct 22, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2864172
    • Patent number 2,864,172
    • Issue date Dec 16, 1958
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2794259
    • Patent number 2,794,259
    • Issue date Jun 4, 1957
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2543138
    • Patent number 2,543,138
    • Issue date Feb 27, 1951
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2399288
    • Patent number 2,399,288
    • Issue date Apr 30, 1946
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2364805
    • Patent number 2,364,805
    • Issue date Dec 12, 1944
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1790277
    • Patent number 1,790,277
    • Issue date Jan 27, 1931
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1503934
    • Patent number 1,503,934
    • Issue date Aug 5, 1924
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1436143
    • Patent number 1,436,143
    • Issue date Nov 21, 1922
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1429625
    • Patent number 1,429,625
    • Issue date Sep 19, 1922
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1425133
    • Patent number 1,425,133
    • Issue date Aug 8, 1922
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1417375
    • Patent number 1,417,375
    • Issue date May 23, 1922
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1343664
    • Patent number 1,343,664
    • Issue date Jun 15, 1920
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1309131
    • Patent number 1,309,131
    • Issue date Jul 8, 1919
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1294263
    • Patent number 1,294,263
    • Issue date Feb 11, 1919
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1284372
    • Patent number 1,284,372
    • Issue date Nov 12, 1918
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1233556
    • Patent number 1,233,556
    • Issue date Jul 17, 1917
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1162748
    • Patent number 1,162,748
    • Issue date Dec 7, 1915
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1131351
    • Patent number 1,131,351
    • Issue date Mar 9, 1915
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    PAIR OF COMPASSES
    • Publication number 20100307014
    • Publication date Dec 9, 2010
    • DRAW.TEC GMBH & CO. KG
    • Oliver Seelig
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    MEASURING COMPASS
    • Publication number 20100000101
    • Publication date Jan 7, 2010
    • Yu-Ming Tu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Compass and compass-cutter with ratchet mechanism
    • Publication number 20050108883
    • Publication date May 26, 2005
    • OLFA Corporation
    • Shoji Okada
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Retractable point compass
    • Publication number 20050050744
    • Publication date Mar 10, 2005
    • ACME United Corporation
    • Chris Chudek
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Compass and ellipsograph for persons with manual limitations
    • Publication number 20040226180
    • Publication date Nov 18, 2004
    • Roy O. Solum
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Compass and compass-cutter with ratchet mechanism
    • Publication number 20030056378
    • Publication date Mar 27, 2003
    • OLFA Corporation
    • Shoji Okada
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES