| Patents for B43K 27 - Multiple-point writing implements, e.g. multicolour; Combinations of writing implements (2,153) |
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| 08/09/2001 | US20010012468 Double ended direct-feed type writing implement |
| 08/08/2001 | CN2441648Y Automatic two purpose pen |
| 08/08/2001 | CN2441647Y Art pen with multiple writing function |
| 08/01/2001 | CN1305900A Water color varied cloth, set toys using same and writing tool for water color varied assembly |
| 07/31/2001 | US6267523 Ink pen refill with diversely colored gel ink layers and method of manufacture |
| 07/18/2001 | CN2439373Y Multicolour ball pen core |
| 07/04/2001 | EP1112863A1 Aqueous ballpoint pen refill and process for producing the same |
| 07/04/2001 | CN2437496Y Multifunctional writing appliance |
| 07/03/2001 | US6254295 Dual-purpose pen |
| 06/13/2001 | CN2434142Y Combined propelling pencil |
| 06/07/2001 | DE19958562A1 Building block type writing instrument has writing units each with receiving hole and coupling groove for receiving tubular projection and coupling projection, respectively, of another writing unit |
| 05/09/2001 | CN1294081A Hand-held multipurpose outer sleeve of structure of reversibly mounted on pointed practical appliance |
| 05/09/2001 | CN1294055A Multi-purpose pen |
| 05/09/2001 | CN1293933A Comsmetics vessel without cap |
| 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 |
| 04/25/2001 | CN2427335Y Multi-functional writing tools |
| 04/25/2001 | CN2427331Y Art pen for color writing |
| 04/11/2001 | EP1091039A2 Water-metachromatic cloth sheet, toy set using the same, and writing instrument for water-metachromatic members |
| 04/04/2001 | CN2425785Y Multi-function pen |
| 04/04/2001 | CN2425784Y Spraying writing two-purpose device |
| 03/08/2001 | WO2001015912A1 Multi-color marker |
| 02/28/2001 | CN2421174Y Multipurpose ball-point pen |
| 02/28/2001 | CN1285788A Hand held marking device |
| 02/28/2001 | CN1285787A Double depositing marking device |
| 02/20/2001 | US6190076 Decorative writing implement |
| 02/14/2001 | CN1284029A Marking and eradicating instrument and method of use of same |
| 01/30/2001 | US6179501 Marking and eradicating instrument and method of use of same |
| 01/25/2001 | DE19933182A1 Two-color marker pen comprises two adjoining filter-divided writer pens dipped at rear into fluid containers and with one tip projecting or both angled for selective highlighting. |
| 01/24/2001 | CN2415939Y 双色钢笔 Color pen |
| 01/24/2001 | CN2415938Y Double-tube of pencil |
| 01/17/2001 | CN2414919Y Multipurpose writing appliance |
| 01/10/2001 | CN2413912Y Pen for drawing table |
| 12/20/2000 | CN2411123Y Double-head ball-point pen |
| 12/20/2000 | CN2411122Y Multi-head pen of changing pen nib and ball-point pen head |
| 12/20/2000 | CN2411121Y Multipurpose pen capable of putting refill and pencil lead |
| 12/19/2000 | US6161976 Automatic writing apparatus for segmental writing elements with caps |
| 12/19/2000 | US6161975 Marker assembly |
| 12/14/2000 | WO2000074952A1 Segmental writing element storing and feeding mechanism |
| 12/07/2000 | WO2000072724A1 Improvement on offset pen structure |
| 12/05/2000 | US6155733 Adjustable multi-tip marker |
| 11/23/2000 | WO2000069657A1 A marker assembly |
| 11/21/2000 | US6149330 Building blocks type writing instrument |
| 10/19/2000 | DE19861166A1 Schreibgerät mit ausklappbarer Walzenanordnung Pen with retractable roller assembly |
| 10/11/2000 | CN2400287Y 双色钢笔 Color pen |
| 10/04/2000 | EP1040015A1 Marking and eradicating instrument and method of use of same |
| 10/04/2000 | CN2399223Y Multi-colour shorthand pen |
| 09/13/2000 | EP1034081A1 Hand held marking device |
| 09/13/2000 | CN2395899Y Multi-colour pen |
| 08/31/2000 | DE19905723A1 Stift Pin |
| 08/30/2000 | EP1030787A1 Double depositing marking device |
| 08/30/2000 | CN2393727Y Multifunctional writing pen for writing Arabic |
| 08/17/2000 | WO2000047080A1 Pencil |
| 08/10/2000 | WO2000037266A3 Writing device with a fold-out roller arrangement |
| 07/05/2000 | CN2385900Y Pen for marking Engish four-line |
| 07/05/2000 | CN2385899Y Fountai pen |
| 06/29/2000 | WO2000037266A2 Writing device with a fold-out roller arrangement |
| 06/14/2000 | CN2382566Y Multipurpose pen |
| 06/13/2000 | US6074115 Pencil, particularly a colored pencil and a set of pencils |
| 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 | CN2379317Y Multi-purpose pen |
| 05/10/2000 | CN1052195C Combined pen |
| 05/02/2000 | US6056463 Various colored inks |
| 04/26/2000 | CN2375470Y Multi-purpose pen |
| 04/19/2000 | CN2374361Y Fountain pen with two nibs |
| 04/12/2000 | CN1249999A 多功能笔 Multifunction Pen |
| 03/07/2000 | US6033139 Multiple pen holder and drawing aid |
| 03/01/2000 | CN2366284Y Pen with multiple pen core in it |
| 02/16/2000 | CN2363893Y Multipurpose writing appliance |
| 02/02/2000 | CN2361477Y Pen with one ink reservoir and two writing-points |
| 01/26/2000 | CN2360273Y Multipurpose combined pen |
| 01/26/2000 | CN2360272Y Pen |
| 01/19/2000 | CN2359130Y Multifunction combined writing appiance |
| 01/19/2000 | CN2359129Y Practical new-type combined applied pen and its combination writing appliances |
| 01/05/2000 | CN2356861Y Durable multi-colour ball-point pen without change refill |
| 12/29/1999 | CN2355890Y Quick drawing pen |
| 12/21/1999 | US6004057 Marking and eradicating instrument and method of use of same |
| 11/16/1999 | US5984550 Writing device |
| 11/10/1999 | CN2347780Y Anti-stopping both ends writing fountain pen |
| 11/10/1999 | CN2347779Y Integrated pen |
| 10/26/1999 | US5971643 Multiple cartridge rainbow pen |
| 10/20/1999 | CN2344180Y Medical pen rack |
| 10/13/1999 | CN2342990Y Ball-point pen with double ball heads |
| 10/13/1999 | CN2342989Y Multifunctional combined pen |
| 09/28/1999 | US5957601 Multi-segment writing implement |
| 09/01/1999 | CN2335795Y Multipurpose writing appliance with replaceable writing head |
| 08/31/1999 | US5944435 Mechanical pencil structure |
| 08/25/1999 | CN2334600Y Pocket type color pen |
| 08/18/1999 | CN2333547Y Pen for play 'weiqi' |
| 08/04/1999 | CN1224668A Ball pen |
| 06/23/1999 | CN2325230Y Integrated color painting pen with self ink supply |
| 06/16/1999 | CN2323978Y Writing appliace with multiple writing-core |
| 06/15/1999 | US5911533 Microfluidic writing pen |
| 06/03/1999 | WO1999026794A1 Marking and eradicating instrument and method of use of same |
| 06/03/1999 | CA2311374A1 Marking and eradicating instrument and method of use of same |
| 05/27/1999 | WO1999025567A1 Double depositing marking device |
| 05/27/1999 | WO1999025566A1 Hand held marking device |
| 05/18/1999 | US5904430 Double depositing marking device |
| 05/14/1999 | CA2254358A1 Double depositing marking device |
| 05/14/1999 | CA2253104A1 Hand held marking device |