Patents
Sitemap › B43 - Writing or drawing implements; Bureau accessories › B43K - Implements for writing or drawing › B43K 24 - Mechanisms for selecting, projecting, retracting or locking writing units
Patents for B43K 24 - Mechanisms for selecting, projecting, retracting or locking writing units (2,268)
04/2014
04/23/2014CN103738077A Safety pen capable of preventing children from opening pen
04/16/2014CN103722946A Pen which cannot be opened by children
04/16/2014CN103722945A Pen prevented from being opened by child
04/16/2014CN103722944A Safety pen prevented from being opened by child
04/16/2014CN103722943A Safety pen prevented from being opened by child
04/16/2014CN103722942A Pen prevented from being opened by child
04/16/2014CN103722941A Pen incapable of being opened by kid
04/16/2014CN103722940A Pen prevented from being opened by child
04/16/2014CN103722939A Pen preventing being opened by children
04/16/2014CN103722937A Pen opening and closing pen cap in a sliding mode
04/02/2014CN203511047U Closed water color pen
04/02/2014CN203511046U Learning pen
04/02/2014CN203511045U Chalk sleeve
04/02/2014CN103692822A Rotary extension mechanism applied to stationery and stationery with same
03/2014
03/27/2014WO2014046227A1 Rotary operated writing instrument
03/27/2014WO2014046226A1 Rotary operated writing instrument
03/26/2014CN203496497U Automatic telescopic chalk sleeve
03/26/2014CN203496484U Bamboo pen
03/26/2014CN103660707A Propelling pencil
03/26/2014CN103660703A Pen cap
03/26/2014CN103660698A Writing instrument with simplified assembly
03/26/2014CN101811405B Note appliance
03/19/2014CN203485624U Pencil with refills discharged automatically
03/19/2014CN103648793A Button type sign pen
03/13/2014US20140072360 Writing instrument with simplified assembly
03/12/2014EP2705960A1 Ergonomic, versatile writing instrument
03/12/2014EP2705959A2 Writing instrument having simplified assembly
03/12/2014CN203472332U Multifunctional pencil
03/12/2014CN102224017B Liquid supply device
03/06/2014US20140064820 Assisted opening compact novelty utensil
02/2014
02/26/2014CN203449798U 多功能笔 Multifunction Pen
02/26/2014CN203449796U Spiral automatic chalk clip
02/19/2014CN203438711U Environment-friendly pulling pen
02/12/2014CN203427484U Convenient gel-ink pen
02/12/2014CN103568642A 自动粉笔套 Auto chalk sets
02/12/2014CN103568640A Multifunctional chalk holder
02/05/2014CN203418890U 铅笔套 Pencil sets
02/05/2014CN203418887U Novel propelling pencil device
02/05/2014CN103552402A 多用组合笔 Multi-purpose combination pen
01/2014
01/30/2014DE202013011383U1 Schreibgerät Writing implement
01/15/2014CN203391516U Multi-color marking pen
01/02/2014US20140003855 Retractable writing and erasing piece against sliding back
12/2013
12/25/2013EP2676805A2 Writing tool
12/25/2013EP2676804A2 Writing tool
12/25/2013CN203358111U Multifunctional push type painting pen
12/25/2013CN203358109U Handheld chalk sleeve for English language teaching
12/11/2013CN203331638U Dropping resistance pen
12/04/2013CN203317948U Easily-adjusted chalk placing device for teaching
11/2013
11/28/2013WO2013173924A1 Surgical marker
11/27/2013CN203305709U Automatic needle tube pen
11/27/2013CN203305706U Chalk sleeve capable of going up and down
11/21/2013DE202013105166U1 Drehbare Kalksteinhülle Rotating limestone casing
11/20/2013CN203293751U Side-pressing ball-point pen
11/20/2013CN103395316A Environment-friendly pull pen
11/13/2013EP2662221A1 Writing instrument
11/13/2013CN203282908U Double-end rotary type color painting pen
11/06/2013CN203267550U Rotating chalk rack
11/06/2013CN203267549U Sign pen
11/06/2013CN203267543U Chalk-saving stick
10/2013
10/30/2013CN103373138A Stationery with key pressing prevention function
10/30/2013CN103373135A Chalk sheath
10/23/2013EP2651655A1 Writing instrument
10/23/2013CN203246220U 便捷式笔 Portable pen
10/23/2013CN203246219U Automatic pen capable of opening and closing refill protecting device without action
10/16/2013CN203236897U 粉笔书写套筒 Chalk sleeve
10/16/2013CN103350590A Chalk protection sleeve
10/02/2013CN203221773U Novel gel pen
10/02/2013CN203221770U Lipstick type chalk
09/2013
09/26/2013WO2013140062A1 Writing instrument having a movable protective sleeve
09/25/2013CN203210929U Pencil rod
09/25/2013CN203210926U Convenient chalk sleeve
09/25/2013CN203210925U 粉笔夹 Chalk clip
09/25/2013CN203210924U Dust-proof chalk sleeve
09/25/2013CN203210923U Chalk cover
09/18/2013CN203198482U Rotary type mechanical pencil with replaceable pencil lead
09/11/2013EP2636537A1 Stationery tool with a pushbutton having a push-proof capability
09/11/2013CN203185907U Automatic stretchy ball-point pen
09/05/2013DE102007003469B4 Drehbleistift Mechanical pencil
09/04/2013CN203172237U Adjustable carbon pen
09/04/2013CN203172236U Novel ballpoint pen
09/04/2013CN203172232U Rotary chalk sleeve
09/04/2013CN103273765A Sideways-pressed ball-point pen
09/04/2013CN103273764A Thermally changeable color writing tool
09/04/2013CN103273763A Thermally changeable color writing tool
08/2013
08/28/2013CN203157462U Special dyeing brush for watercolor painting
08/28/2013CN203157457U Hygienic chalk sleeve
08/21/2013CN203142124U Aluminum rod pen with rotating-out refill
08/21/2013CN203142115U Automatic chalk
08/14/2013CN203126223U Novel pen
08/14/2013CN203126222U Falling prevention gel ink pen
08/14/2013CN203126219U Hand-protecting multifunctional chalk writing assisting device
08/14/2013CN203126218U Chalk cover
08/14/2013CN203126214U Chalk writer
08/14/2013CN203126204U Pen applied to refills with multiple specifications
08/07/2013CN203110627U Multifunctional gel pen
08/07/2013CN203110626U Refill-protecting pen
08/07/2013CN203110623U Pen with adjustable length
07/2013
07/31/2013CN203093453U Combined type pen tool
07/31/2013CN203093436U Teaching chalk propeller
07/31/2013CN203093428U Multifunctional teaching aid
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