B43L1/04 - CPC Classification Index

ClassID:

59590 ⎘

B43L1/04 - CPC Classification

Classification description:

Repeatedly-usable boards or tablets for writing or drawing Blackboards

Sub-classes:

B43L1/045 » {with magnetic action} 21
B43L1/06 » rigid 26
B43L1/08 » flexible 20
B43L1/10 » Writing surfaces thereof 49

Recent Application in this class:

20250216141

2025-07-03

Cooler Device

20240078007

2024-03-07

Information processing apparatus and information processing method

20210134298

2021-05-06

Knowledge point mark generation system and method thereof

20190239069

2019-08-01

INFORMATION PROCESSING SYSTEM, ELECTRONIC WHITEBOARD APPARATUS, AND NON-TRANSITORY RECORDING MEDIUM

20180234579

2018-08-16

Electronic whiteboard, program, and information processing method

20180099784

2018-04-12

REUSABLE ENVELOPE

20170327694

2017-11-16

ONE-PART WATERBORNE / WATER-BASED DRY ERASE PAINT AND ANTI-GRAFFITI PAINT

20170326904

2017-11-16

Tablet with interconnection features

20170293826

2017-10-12

Electronic information board apparatus, information processing method, and computer program product

#10

20160272373

2016-09-22

Reusable envelope

#11

20160137467

2016-05-19

AUTOMATIC BLACKBOARD RAISING/LOWERING DEVICE

#12

20150298490

2015-10-22

DISPLAY DEVICE AND DISPLAY SYSTEM USING THE SAME

#13

20150201748

2015-07-23

Children's drawing table

#14

20150099259

2015-04-09

Tablet with interconnection features

#15

20150076233

2015-03-19

Reusable envelope

#16

20140284389

2014-09-25

Reusable envelope

#17

20140255902

2014-09-11

Display board assembly

#18

20130337198

2013-12-19

Reflection frame-equipped sheet

#19

20130314930

2013-11-28

Products incorporating fiber optics

#20

20130248606

2013-09-26

Reusable envelope

#21

20130216715

2013-08-22

Process for producing a projection blackboard

#22

20130126598

2013-05-23

REUSABLE GREETING CARD AND ENVELOPE

#23

20120212408

2012-08-23

Image generation device, projector, and image generation method

#24

20120199257

2012-08-09

Interactive board cover

#25

20120050959

2012-03-01

Under counter utility board

#26

20110300294

2011-12-08

WRITABLE-ERASABLE SURFACES

#27

20110244432

2011-10-06

Nutrition monitoring system

#28

20110042541

2011-02-24

Collaborative panel system

#29

20100310816

2010-12-09

DEVICE FOR MAKING ANNOTATIONS ON A BACKING

#30

20100194095

2010-08-05

Nutrition monitoring system

#31

20100164912

2010-07-01

INFORMATION CODE READING APPARATUS AND READING METHOD

#32

20090263623

2009-10-22

SCRIBBLING SUBSTRATE

#33

20090155759

2009-06-18

Projection blackboard

#34

20090130375

2009-05-21

Interactive board cover

#35

20090114144

2009-05-07

Interactive Bookmark Device

#36

20090015002

2009-01-15

Nutrition monitoring system

#37

20080199842

2008-08-21

Dual density slide-on tray

#38

20070144046

2007-06-28

Modular display board

#39

20070143402

2007-06-21

Conference aided system, input board and control method thereof, and program

#40

20060216686

2006-09-28

Collapsible freestanding drawing board

#41

20050229455

2005-10-20

Motion detecting note holder

#42

20050191611

2005-09-01

White board and white board display system

#43

20050014125

2005-01-20

Encapsulated tray and end caps for a writing board

#44

16538983

2020-07-28

Trifold presentation board assembly

#45

15638875

2018-05-15

Magnetic whiteboard utility holder