Class B43L : ARTICLES FOR WRITING OR DRAWING UPON; ACCESSORIES FOR WRITING OR DRAWING
Subclass 1/04: Repeatedly-usable boards or tablets for writing or drawing (drawing-boards B43L 5/00) Blackboards (easels or stands for blackboards A47B 97/04)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12154305 | Information processing apparatus and information processing method | Oct 02, 20 | Nov 26, 24 | Sony Group Corporation |
| 11253072 | Modular reusable writing panels and system thereof | Jun 22, 20 | Feb 22, 22 | COMSERO, INC. |
| 11150549 | Magnet screen device | Feb 27, 17 | Oct 19, 21 | Izumi-Cosmo Company Limited |
| 11103068 | Modular wall organization system and accessories therefor | Apr 27, 20 | Aug 31, 21 | Not available |
| 10978077 | Knowledge point mark generation system and method thereof | Oct 31, 19 | Apr 13, 21 | Wisdom Garden Hong Kong Limited |
| 10726749 | Trifold presentation board assembly | Aug 13, 19 | Jul 28, 20 | Not available |
| 10702065 | Modular reusable writing panels and system thereof | Sep 30, 19 | Jul 07, 20 | COMSERO, INC. |
| 10694066 | Electronic whiteboard, program, and information processing method | Apr 11, 18 | Jun 23, 20 | Ricoh Company, Ltd. |
| 10572779 | Electronic information board apparatus, information processing method, and computer program product | Jun 26, 17 | Feb 25, 20 | Ricoh Company, Ltd. |
| 10306996 | Multi-purpose children's furniture | May 11, 18 | Jun 04, 19 | Not available |
| 10258151 | Children's drawing table | Sep 04, 14 | Apr 16, 19 | Not available |
| 10245878 | Tablet with interconnection features | Aug 04, 17 | Apr 02, 19 | Comsero, Inc. |
| 9969208 | Magnetic whiteboard utility holder | Jun 30, 17 | May 15, 18 | Not available |
| 9840352 | Reusable envelope | May 31, 16 | Dec 12, 17 | Not available |
| 9809049 | Tablet with interconnection features | Jul 28, 14 | Nov 07, 17 | COMSERO, INC. |
| 9779637 | Board describing or showing reality in four dimensions, a universal plotter and a scientific measurement and learning tool | Feb 10, 16 | Oct 03, 17 | Not available |
| 9747810 | Magnetic display including quick-release mechanism | Feb 03, 12 | Aug 29, 17 | REQUISITE SOLUTIONS INCORPORATED |
| 9359111 | Reusable envelope | Sep 19, 14 | Jun 07, 16 | Not available |
| 9302818 | Reusable envelope | Mar 27, 14 | Apr 05, 16 | Not available |
| 9189981 | Display method, film and display device using magnetic particles | Feb 07, 13 | Nov 17, 15 | NANOBRICK CO., LTD. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2019/0275,830 | Magnetic Display System With Writable Layers | May 18, 17 | Sep 12, 19 | Not available |
| 2019/0239,069 | INFORMATION PROCESSING SYSTEM, ELECTRONIC WHITEBOARD APPARATUS, AND NON-TRANSITORY RECORDING MEDIUM | Jan 18, 19 | Aug 01, 19 | Ricoh Company, Ltd. |
| 2019/0084,343 | RECONFIGURABLE APPARATUS AND SYSTEM FOR MARKING AND DISPLAYING OF ITEMS | Sep 21, 18 | Mar 21, 19 | COMSERO, INC. |
| 2018/0099,784 | REUSABLE ENVELOPE | Dec 11, 17 | Apr 12, 18 | Not available |
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