B43K1/006 - CPC Classification Index

#1

20240051329

2024-02-15

Writing implement

#2

20220297468

2022-09-22

Color linker

#3

20220219481

2022-07-14

Pen

#4

20220184994

2022-06-16

Writing instrument comprising a switchable flow material

#5

20220041006

2022-02-10

Non-smear nib and associated writing instruments

#6

20210316566

2021-10-14

PEN TIP AND WRITING TOOL EQUIPPED WITH THE PEN TIP

#7

20210206543

2021-07-08

Application container

#8

20210138824

2021-05-13

Pen and pen refill

#9

20210122181

2021-04-29

Nib for writing felt pen

#10

20200391538

2020-12-17

Ink-based marking device having a multi-component nib structure

#11

20200269629

2020-08-27

PEN STRUCTURE CONTAINING LIQUID INK

#12

20200000202

2020-01-02

Liquid dispenser with discharge sponge

#13

20190329585

2019-10-31

Integrated highlighting and shading marker system

#14

20190315151

2019-10-17

INK-BASED MARKING DEVICE HAVING A MULTI-COMPONENT NIB STRUCTURE

#15

20190193454

2019-06-27

Writing instrument

#16

20190143739

2019-05-16

Pressure regulating device for writing tool and writing tool having the same

#17

20190070890

2019-03-07

DEVICE FOR DISPENSING CHEMILUMINESCENT SOLUTION

#18

20190070795

2019-03-07

Sintered and porous articles having improved flexural strength

#19

20180272793

2018-09-27

Marker and stamp system

#20

20180264871

2018-09-20

Pen with Cleaning Agent

#21

20180186171

2018-07-05

Writing instrument having a multi-use tip

#22

20170311696

2017-11-02

Pen and pen refill having a longitudinally extending groove for transferring decorative particles

#23

20170225506

2017-08-10

Multi-function writing implement

#24

20170209894

2017-07-27

Multicomponent sintered porous liquid applicator nibs

#25

20170101233

2017-04-13

Enclosure apparatus for dispensing container

#26

20170087920

2017-03-30

Device for dispensing chemiluminescent solution

#27

20150024133

2015-01-22

Ink compositions comprising colorant particles containing polymeric particles

#28

20140272141

2014-09-18

Metallic ink composition and writing instrument containing same

#29

20140186531

2014-07-03

Compositions For Generating On-Demand Dry-Erase Writing Surfaces, Fluid Applicators Containing Same, And Methods

#30

20140186529

2014-07-03

Metallic ink composition and writing instrument containing same

#31

20130064595

2013-03-14

Writing instrument

#32

20130046040

2013-02-21

POLYETHYLENE POWDERS AND POROUS ARTICLES PRODUCED THEREFROM

#33

20120009005

2012-01-12

ERASABLE INK FOR POROUS TIP WRITING INSTRUMENTS

#34

20100047004

2010-02-25

Combination writing instrument

#35

20080145136

2008-06-19

REVERSIBLE NIB

#36

20070212158

2007-09-13

Marker tip

#37

20060093427

2006-05-04

Marker tip

#38

20050226675

2005-10-13

Single- or double-ended multi-section nib marker

#39

20050100388

2005-05-12

Combination writing instrument