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)
09/2010
09/10/2010WO2010100800A1 Writing implement
09/08/2010CN201573406U Multi-cartridge pen
09/08/2010CN201573405U Chalk sleeve
09/08/2010CN201573403U Anti-breaking ball pen
09/08/2010CN101823387A Special multi-purpose multifunctional pen for computer marking
09/08/2010CN101823386A Retractable writing instrument
09/01/2010CN201566292U Pen with double-cartridge
09/01/2010CN201566281U Multifunctional chalk holder
09/01/2010CN201566272U Retractable environmental protection chalk
08/2010
08/26/2010WO2010095845A2 Writing apparatus
08/25/2010CN101811405A Note appliance
08/19/2010WO2010092388A1 Writing instrument
08/18/2010CN201552862U Chalk case
08/18/2010CN101809100A Water-based ink composition for ballpoint pens
08/11/2010CN201544610U Automatic chalk clamp
08/11/2010CN201544608U Multifunctional chalk holder
08/11/2010CN101797854A Writing instrument
08/05/2010US20100196080 Retractable instrument having a two stage protraction/retraction sequence
07/2010
07/28/2010CN201534426U 可调粉笔套 Adjustable chalk sets
07/28/2010CN201534424U 笔尖可调节的自动铅笔 Adjustable mechanical pencil tip
07/21/2010EP2207453A1 Pen
07/21/2010EP2207452A1 Pencil
07/21/2010CN101780742A Automatic ball pen
07/07/2010EP2204422A1 Water-based ink composition for ballpoint pens
07/07/2010CN201520130U Rotating type multi-purpose pen
07/07/2010CN201520122U Writing tool capable of pushing pen refill
07/01/2010US20100166487 Pen with double pen barrel
06/2010
06/30/2010CN201516756U 多功能笔 Multi-function pen
06/30/2010CN201516752U 粉笔套 Chalk sets
06/23/2010EP2197688A1 Retractable substance dispenser
06/23/2010CN201511674U Push-type device
06/23/2010CN201511672U Chalk tube
06/23/2010CN201511669U Automatic pen
06/23/2010CN201511665U Pressing-type highlighter pen
06/17/2010US20100150639 Adjustable cartridge pen housing
06/17/2010US20100150638 Knock-type writing instrument having a shock-relaxing device
06/16/2010EP2196323A2 Circle writing device
06/16/2010CN201506128U Pencil lengthener
06/10/2010US20100143020 Retractable Writing Instrument
06/09/2010CN201501206U chalk sleeve
06/09/2010CN201501204U Autopen
06/09/2010CN201501203U Autopen
06/09/2010CN201501202U Autopen
06/09/2010CN201501201U Autopen
06/09/2010CN201501200U Autopen
06/09/2010CN201501199U Autopen
06/09/2010CN201501198U Autopen
06/09/2010CN201501197U Autopen
06/03/2010WO2010061719A1 Liquid supply device
06/02/2010CN201494151U Water-soluble chalk clip
06/02/2010CN201494141U Improved pressing-type pen
06/02/2010CN201494140U Gel-ink pen
06/01/2010US7726894 Screw-type writing instrument having expansion and contraction function
05/2010
05/26/2010EP2189296A2 Retractable instrument comprising a one-piece valve door actuating assembly
05/26/2010CN201483952U convenient chalk sleeve
05/26/2010CN201483945U Chalk sheath
05/19/2010EP2186648A1 Knock-type writing instrument with impact relaxing device
05/19/2010CN201471925U Automatic pen
05/19/2010CN201471924U Hand-protection chalk cover
05/19/2010CN201471923U Chalk clamping holder for teaching
05/19/2010CN201471922U Novel writing pen cap for chalks
05/13/2010US20100119288 Retractable instruments comprising a one-piece valve door actuating assembly
05/12/2010CN201456732U New generation multifunctional pen
05/12/2010CN201456703U Pen capable of conveniently changing core
05/12/2010CN201456700U Pen core popup and retraction mechanism of intelligent pen
05/12/2010CN201456690U Rotatable chalk
05/12/2010CN201456688U Clamp for preventing chalk from being broken
05/12/2010CN201456687U Adjustable type chalk holder
05/12/2010CN201456686U Chalk clamping and fixing device for teaching
05/12/2010CN201456681U Automatic pen
05/12/2010CN201456678U Side-press type mechanical pencil
05/12/2010CN201456660U Plunger core-into type ball pen
04/2010
04/29/2010US20100104347 Writing implement
04/28/2010CN1771137B Retractable writing instrument
04/28/2010CN1699078B Opening and closing device of uncovered retractable pen and uncovered retractable pen
04/22/2010US20100098478 Retractable lamp pen
04/22/2010US20100098477 Press-action Device
04/14/2010EP2173569A1 Toggling cosmetic lacquer dispenser&delivery
04/08/2010WO2010037982A1 Retractable-point writing implement
04/08/2010DE202009014176U1 Teleskopischer Schreibstift Telescopic pen
04/07/2010CN201436213U Pen with double pen tubes
03/2010
03/31/2010CN201432496Y Pencil with changeable pencil core
03/24/2010CN201427461Y convenient chalk sleeve
03/17/2010CN101674945A Cap-less writing instrument
03/17/2010CN101670732A Automatic pen
03/17/2010CN101670731A Automatic pen
03/17/2010CN100594138C Writing instrument with shape memory actuating means
03/17/2010CN100593986C Bar-like article protrusion container
03/16/2010US7677825 Stylized writing instrument
03/11/2010WO2009153483A3 Writing implement with cartridge which can be moved translationally by the relative rotation of two actuating members
03/10/2010CN201419587Y Lipstick-type pen
03/10/2010CN201419580Y Refill pushing-out structure of pen
03/10/2010CN201419577Y Chalk sheath
03/04/2010WO2010024346A1 Compound writing instrument
03/04/2010DE202009016154U1 Vorrichtung zum Vorschieben einer Kugelschreibermine Device for feeding a pen,
02/2010
02/23/2010US7665922 Writing instrument
02/17/2010CN201405615Y Two-purpose slide pen
02/17/2010CN201405613Y Portable color pen
02/17/2010CN201405612Y rotary chalk
02/17/2010CN201405604Y Ball point pen
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 ... 23