Description
ARTICLES FOR WRITING OR DRAWING UPON; ACCESSORIES FOR WRITING OR DRAWING (workshop equipment for marking-out work B25H 7/00; teaching hand-writing or drawing G09B 11/00)
B43L
Technology
Sub-Class
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- 9 522 US PATENTS IN FORCE
- 77 US APPLICATIONS PENDING
- 809 Total Patent Owners
- 3059 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Repeatedly-usable boards or tablets for writing or drawing (drawing-boards B43L 5/00) |
| 1/02 | Repeatedly-usable boards or tablets for writing or drawing (drawing-boards B43L 5/00) Slates |
| 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) |
| 1/06 | Repeatedly-usable boards or tablets for writing or drawing (drawing-boards B43L 5/00) Blackboards (easels or stands for blackboards A47B 97/04) rigid |
| 1/08 | Repeatedly-usable boards or tablets for writing or drawing (drawing-boards B43L 5/00) Blackboards (easels or stands for blackboards A47B 97/04) flexible |
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9,121,688 | Layout tool for use with a framing square | Mar 22, 13 | Sep 01, 15 | Not available |
| 9,114,663 | Magnetophoretic and electromagnetophoretic displays | Aug 09, 11 | Aug 25, 15 | E INK CALIFORNIA, LLC |
| 9,116,379 | Electronic display with semitransparent back layer | May 22, 12 | Aug 25, 15 | KENT DISPLAYS INCORPORATED |
| 9,108,457 | Dispenser with transfer head | Sep 14, 09 | Aug 18, 15 | KOKUYO CO., LTD. |
| 9,104,370 | Tablet-type device configured for underwater or severe environment | Jun 03, 13 | Aug 11, 15 |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2015/0239,280 | Laser Printable Dry-Erase Substrates and Methods of Their Manufacture and Use | Feb 24, 14 | Aug 27, 15 | NEENAH PAPER, INC. |
| 2015/0224,814 | WORKBOOK | Sep 26, 14 | Aug 13, 15 | |
| 2015/0224,815 | TRANSFER TOOL AND REFILL FOR TRANSFER TOOL | Sep 12, 13 | Aug 13, 15 | KOKUYO S&T CO., LTD. |
| 2015/0224,816 | SHARPENER FOR MARKING INSTRUMENTS | Feb 12, 15 | Aug 13, 15 | MELISSA & DOUG, LLC |
Top Owners in This Class
Top Owners in This Subclass
Applications Filed in This Class - By Year
Applications Filed in This Subclass - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)
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