| Patents for B43K 24 - Mechanisms for selecting, projecting, retracting or locking writing units (2,268) |
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| 07/11/2001 | EP1113936A1 Multi-cartridge writing instrument |
| 07/10/2001 | US6257787 Ball point pen smooth touch |
| 06/28/2001 | US20010005467 Pressing device for a pen |
| 06/21/2001 | DE10014689A1 Propelling safety ball point pen has writing tip, which is automatically retracted when free clip section is lifted for storage in clothes etc. |
| 06/20/2001 | EP1107871A1 Writing implement including an input stylus |
| 06/07/2001 | DE19956773A1 Adjusting device for esp. ball point pen is modular unit for fitting into pre-fabricated pen tube |
| 05/30/2001 | CN2432050Y 伸缩笔 Retractable pen |
| 05/17/2001 | WO2001034406A1 Stylized writing instrument |
| 05/17/2001 | DE10059569A1 Ballpoint pen reservoir release mechanism lies at tip end under spring load and triggered for release by finger-operated actuator until closed off after writing. |
| 05/10/2001 | US20010001026 Knocking writing utensil |
| 05/09/2001 | CN1294081A Hand-held multipurpose outer sleeve of structure of reversibly mounted on pointed practical appliance |
| 05/09/2001 | CN1293933A Comsmetics vessel without cap |
| 05/08/2001 | US6227734 Knocking writing utensil |
| 05/03/2001 | WO2001030194A1 Hand-held multipurpose casing with structure for reversibly extending functional tipped device |
| 05/02/2001 | EP1095588A2 Hand-held multipurpose casing with structure for reversibly extending functional tipped device |
| 05/02/2001 | CN1293116A Pen operated by push-button |
| 05/01/2001 | US6224282 Side knock-type ball point pen |
| 04/25/2001 | CN2427333Y Mechanism for locking hard pen |
| 04/18/2001 | EP1092564A1 Knock-type writing instrument |
| 04/17/2001 | US6217241 Multiplex writing implement |
| 04/10/2001 | US6213661 Retractable felt-tipped pen |
| 04/03/2001 | US6210063 Knock type applicator |
| 04/03/2001 | US6210058 Side knock type mechanical pencil |
| 03/22/2001 | DE19932321C1 Writing implement has clip in housing-cavity, cartridge operated by control unit, press-button, guide curve, and closure cover and catch |
| 03/20/2001 | US6203226 Side-knock type mechanical pencil |
| 03/13/2001 | US6200050 Automatic bounce device for a center stick in a pen |
| 03/07/2001 | CN1286178A 伸缩笔 Retractable pen |
| 01/24/2001 | CN2415937Y Writing appliance with projecting unit |
| 01/18/2001 | WO2001003948A1 Multi-cartridge writing instrument |
| 01/18/2001 | DE19933179A1 Retraction/extension mechanism of writing elements, in particular, ballpoint writing elements comprises a soft, elastically deformable plastic sleeve element with inwardly doubled-back sections at the ends |
| 01/10/2001 | EP1066984A1 Retractable writing implement |
| 12/20/2000 | CN2411120Y Sanitary device for putting chalk in it |
| 12/20/2000 | CN2411119Y Side-presure-type ball-point pen |
| 12/19/2000 | US6161976 Automatic writing apparatus for segmental writing elements with caps |
| 12/14/2000 | WO2000074952A1 Segmental writing element storing and feeding mechanism |
| 12/14/2000 | DE19925569A1 Writing instrument with casing an operating member, with slideway having sector axially parallel to longitudinal axis of instrument and circumferential sector |
| 11/14/2000 | US6146038 Variable contour grip |
| 10/26/2000 | DE19918224A1 Mechanism for operating the writing element of a pen, in particular, a ball-point pen comprises a soft, elastically deformable plastic tube (2) which is provided with constricted sections, and holds one or more balls |
| 10/25/2000 | EP1046516A1 Variable contour grip |
| 10/25/2000 | CN2402491Y Writing-core press auto-spring structure |
| 10/22/2000 | CA2299839A1 Variable contour grip |
| 10/11/2000 | CN2400286Y Pen capable of drawing dotted line |
| 09/13/2000 | CN2395894Y Three-head pen |
| 08/31/2000 | DE19905723A1 Stift Pin |
| 08/22/2000 | US6106179 Dual color lipstick in a single case |
| 08/17/2000 | WO2000047080A1 Pencil |
| 08/17/2000 | WO1999024266A9 Ball-point pen |
| 08/08/2000 | US6099182 Side knock-type mechanical pencil |
| 08/03/2000 | WO2000044574A1 Retractable writing implement |
| 08/01/2000 | US6095706 Writing instrument operated by a finger at a holding position |
| 07/25/2000 | US6092951 Electro-mechanical writing implement |
| 07/20/2000 | WO2000041898A1 Writing instrument with variably inclinable tip |
| 07/20/2000 | DE19901629A1 Schreibgerät mit neigungsvarianter Spitze (Concorde II) Pen with tilt-varying tip (Concorde II) |
| 07/18/2000 | US6089775 Retractable-lead mechanical pencil |
| 07/12/2000 | CN2386965Y Pen with hunchback and myopia preventing functions |
| 07/04/2000 | US6082916 Mechanical pencil |
| 06/28/2000 | EP1013474A1 Side knock-type ball point pen |
| 06/14/2000 | CN2382565Y Pen clip press type writing pen |
| 06/07/2000 | CN2381502Y Pressing writing tool |
| 05/31/2000 | DE19903394C1 Writing implement with two or more writing cartridges has chamber for replacement leads with open rear end telescopically connected to open-ended filler tube for easy lead refill |
| 05/24/2000 | EP1002664A1 Writing implement |
| 05/24/2000 | CN2379316Y Pena able to be replacing its core and pen tube conveniently |
| 05/23/2000 | US6065889 Side-knock type mechanical pencil |
| 05/16/2000 | US6062756 Push-button writing instrument |
| 05/10/2000 | CN2377209Y Rod-shaped article dispensing container |
| 05/10/2000 | CN2377092Y Ball-point pen capable of strenghtening finger force |
| 05/10/2000 | CN1052195C Combined pen |
| 04/26/2000 | CN2375469Y Device for projecting strip article from longitudinally-slotted casing |
| 04/19/2000 | CN1051500C Writing implement |
| 04/18/2000 | US6050735 Writing implement including an input stylus |
| 04/12/2000 | CN2373276Y Gun-type automatic chalk |
| 04/06/2000 | WO2000018587A1 Ball point pen |
| 03/29/2000 | CN1050808C Four-part ball point pen mechanism |
| 03/22/2000 | CN2369868Y 广告笔 Advertising pens |
| 03/08/2000 | CN2367468Y Vision health-care pen with telescopic nib |
| 03/07/2000 | US6033141 Capless retractable sealed marking instruments |
| 03/01/2000 | CN2366284Y Pen with multiple pen core in it |
| 03/01/2000 | CN1246081A Push-button type coating instrument |
| 02/09/2000 | CN2362710Y Ink-pen capable of preventing ink from evaporating and volatilizing |
| 02/08/2000 | US6022161 Variable-length applicator |
| 02/02/2000 | EP0976578A1 Knocking writing utensil |
| 01/26/2000 | CN2360272Y Pen |
| 01/12/2000 | CN1240719A Length-variable type pencil |
| 01/05/2000 | EP0968844A1 Push-button writing instrument |
| 01/05/2000 | EP0968843A1 Length-variable type pencil |
| 01/05/2000 | CN2356860Y Pen with tail cover |
| 01/05/2000 | CN2356859Y Pen mechanism |
| 12/29/1999 | CN2355891Y Automatic pen |
| 12/23/1999 | WO1999065706A1 A writing instrument |
| 12/22/1999 | CN2354763Y Ball pen |
| 12/07/1999 | US5997204 Retractable ball-point pen |
| 12/07/1999 | US5997203 Writing instrument |
| 12/01/1999 | CN2351291Y Writing appliances with extensible writing core |
| 12/01/1999 | CN1237130A Push-button writing instrument |
| 11/23/1999 | US5988914 Writing instrument |
| 11/11/1999 | WO1999056970A1 Writing implement including an input stylus |
| 11/10/1999 | EP0955100A1 Push-button type coating instrument |
| 11/03/1999 | CN2346589Y Side-pressing propelling pencil |
| 10/28/1999 | WO1999011471A3 Retractable felt-tipped pen |
| 10/27/1999 | CN2345361Y Improved of pen |