ClassID:

59405

B43K5/005 - CPC Classification

Classification description:

Pens with ink reservoirs in holders, e.g. fountain-pens Pen barrels

Recent Application in this class:
#1
20250178374
2025-06-05

PEN HAVING A KNIFE SHARPENER

#2
20250128536
2025-04-24

FOUNTAIN PEN

#3
20240227428
2024-07-11

Biodegradable marker pen

#4
20240217261
2024-07-04

Writing instrument and pen tip part

#5
20240140128
2024-05-02

ANTI-STRESS PEN WITH THE ABILITY TO STIMULATE THE PALM NERVES

#6
20240042791
2024-02-08

Writing system having magnetic writing tool and magnetic support surface therefor

#7
20240017564
2024-01-18

PEN

#8
20230347681
2023-11-02

POCKET SIZE PEN

#9
20230226843
2023-07-20

Palm pen

#10
20230127350
2023-04-27

Double-locking clicker mechanism and uses thereof

#11
20220339961
2022-10-27

Convertible writing assemblies and components thereof

#12
20220339960
2022-10-27

Pen

#13
20220314684
2022-10-06

Compact writing instrument

#14
20220176728
2022-06-09

Ink reservoir unit for writing instruments and writing instruments

#15
20210362535
2021-11-25

Writing implement

#16
20210331514
2021-10-28

Retractable nosecone writing instrument

#17
20210053383
2021-02-25

Molten gold writing apparatus

#18
20200282761
2020-09-10

Pen

#19
20200276856
2020-09-03

Writing, drawing, marking and/or cosmetic device

#20
20200269629
2020-08-27

PEN STRUCTURE CONTAINING LIQUID INK

#21
20200230997
2020-07-23

Retractable nosecone writing instrument

#22
20200223246
2020-07-16

Retractable nosecone writing instrument

#23
20200218371
2020-07-09

Input touch pen

#24
20200202741
2020-06-25

Writing implement

#25
20200062020
2020-02-27

Pen dispenser with plastic spring actuator

#26
20200061876
2020-02-27

Method of making pen body resin rods

#27
20200047541
2020-02-13

Ink-type pointer

#28
20190358832
2019-11-28

Soft collet, and soft fixture and soft gripping pen thereof

#29
20190135023
2019-05-09

Refill friendly pen body

#30
20190111726
2019-04-18

Compact writing instrument

#31
20190100052
2019-04-04

Spinning writing instruments

#32
20190047319
2019-02-14

Writing instrument with self-blocking assembly

#33
20190039405
2019-02-07

Pen for writing and drawing purposes

#34
20190016173
2019-01-17

Slide-type writing instrument having drying-prevention device

#35
20180326778
2018-11-15

Angled pen

#36
20180307329
2018-10-25

Writing instrument with retractable tip comprising a pad for capacitive screen

#37
20180272792
2018-09-27

USE OF ELEMENTS FOR WRITING, DRAWING, MARKING, AND/OR PAINTING DEVICES, OR COSMETIC DEVICES, OR INPUT DEVICES

#38
20180223120
2018-08-09

Thermochromic color-memory composition and thermochromic color-memory microcapsule pigment encapsulating same

#39
20180222244
2018-08-09

Writing, drawing, marking and/or painting utensil or cosmetics implement or input device for contact-sensitive surfaces, and method for producing the same

#40
20180178581
2018-06-28

Writing implement

#41
20180126774
2018-05-10

Articulated pen

#42
20180111407
2018-04-26

WEIGHTED WRITING INSTRUMENT SYSTEM

#43
20180093523
2018-04-05

PEN PART

#44
20180029277
2018-02-01

Coextrusion processes and products produced thererom

#45
20170341457
2017-11-30

Angled pen

#46
20170341456
2017-11-30

Articulated pen

#47
20170269718
2017-09-21

Stylus with an adjustable dimension

#48
20170253071
2017-09-07

Writing instrument

#49
20170232782
2017-08-17

Writing, drawing, marking and/or painting utensil or cosmetics implement or input device for contact-sensitive surfaces, and method for producing the same

#50
20170036479
2017-02-09

MODULAR TOY AND WRITING INSTRUMENT

#51
20170028582
2017-02-02

Tube insertion tool

#52
20160378207
2016-12-29

Variable density device profile

#53
20160318333
2016-11-03

Marking device and method

#54
20160272550
2016-09-22

Procedure for obtaining seaweed sheets by heat treatment with addition of salt and bentonite for making covers of pens or pencils with encapsulated seeds at the end of their structure

#55
20160243879
2016-08-25

Modular fountain pens useable with inks of varying viscosities

#56
20160129722
2016-05-12

WRITING INSTRUMENT WITH AN INDENTED GRASPING AREA

#57
20160001586
2016-01-07

Stabilized writing instrument

#58
20150224813
2015-08-13

Writing instrument

#59
20150165813
2015-06-18

Fingertip mountable writing instrument

#60
20150050066
2015-02-19

Marker with decorative fluid sleeve

#61
20150043957
2015-02-12

Writing instrument having a movable protective sleeve

#62
20150023718
2015-01-22

Modular magnet writing instrument and hobby tool

#63
20140369735
2014-12-18

Marking implement

#64
20140353320
2014-12-04

Method for producing a partly transparent body with a color gradient, and a partly transparent body with a color gradient

#65
20140335754
2014-11-13

Modular toy and writing instrument

#66
20140072360
2014-03-13

Writing instrument with simplified assembly

#67
20140023424
2014-01-23

Hygienic writing instrument and method of using

#68
20130321360
2013-12-05

Hand-writing pen and mobile terminal

#69
20130170893
2013-07-04

Magnetic-Mechanical Connection Assembly and Writing Instrument Comprising Same

#70
20130170892
2013-07-04

Magnetic-Mechanical Connection Assembly and Writing Instrument Comprising Same

#71
20130167487
2013-07-04

Vibrating device for uniform filling of granular ornaments

#72
20120301205
2012-11-29

"Y" shaped writing implement with a mechanical eraser that is located at the writing end of the writing instrument placing the eraser close to the paper and easy to access

#73
20120009004
2012-01-12

Ink pen with firestarter

#74
20110286781
2011-11-24

Pen or pencil

#75
20110250002
2011-10-13

ROTATABLE DOUBLE ENDED DEVICE

#76
20110130067
2011-06-02

Modular toy and writing instrument

#77
20110123251
2011-05-26

Casing for a writing instrument and method of manufacturing the same using a dual injection molding

#78
20110070013
2011-03-24

STYLIZED WRITING INSTRUMENT

#79
20110058886
2011-03-10

Sanitary disposable writing instrument, method of making and dispenser therefore

#80
20110038659
2011-02-17

Adjustable length pen holder

#81
20110027001
2011-02-03

WRITING INSTRUMENT FITTED WITH A FILING SLEEVE, WHICH ACTS AS A PLUNGING MECHANISM AND HAS AN ABRASIVE SURFACE TO BE USED FOR NAIL FILING

#82
20100129131
2010-05-27

Retractable pen with retraction-linking device for extending pen-body

#83
20100104344
2010-04-29

Handle for writing instruments

#84
20100074669
2010-03-25

Pen with adjustable holding structure

#85
20100061793
2010-03-11

Million color pen

#86
20100047004
2010-02-25

Combination writing instrument

#87
20090297250
2009-12-03

PEN CAP AND PEN BARREL COUPLING STRUCTURE

#88
20090285620
2009-11-19

SOFT PEN SHAFT

#89
20090097906
2009-04-16

Retractable nib writing instrument

#90
20080292384
2008-11-27

Writing instrument barrel including a painted inner surface

#91
20080286033
2008-11-20

Writing implement with a cap that can be screwed on

#92
20080253825
2008-10-16

Stylized writing instrument

#93
20080205964
2008-08-28

Ink Tube Structure

#94
20080175649
2008-07-24

Cylindrical apparatus with dynamic image

#95
20080175647
2008-07-24

Double-head writing instrument

#96
20080145134
2008-06-19

Double-head writing instrument

#97
20080138141
2008-06-12

Articulation-loadable writing instrument

#98
20080101844
2008-05-01

Offset pen structure for rapid assembling

#99
20080075523
2008-03-27

Writing Instrument

#100
20080063462
2008-03-13

MARKING INSTRUMENTS AND METHODS OF MANUFACTURING MARKING INSTRUMENTS

#101
20080043048
2008-02-21

Sanitary disposable writing instrument, method of making, and dispenser therefore

#102
20080042334
2008-02-21

Small handle production method and apparatus

#103
20080031675
2008-02-07

Writing instrument

#104
20080008517
2008-01-10

Ink-Pen

#105
20080003050
2008-01-03

Pen with flashy barrel

#106
20070196158
2007-08-23

ERGONOMIC DEVICE

#107
20070110508
2007-05-17

Convertible multi-use writing instrument

#108
20070077111
2007-04-05

Casing for a writing instrument and method of manufacturing the same using dual injection molding

#109
20070071539
2007-03-29

Quick release mechanism for access to ink reservoir of writing instrument

#110
20070059089
2007-03-15

Writing instrument

#111
20070041780
2007-02-22

Snap-together pen

#112
20070020033
2007-01-25

Scent emitting writing instrument

#113
20060280545
2006-12-14

Therapeutic writing instrument devices and methods

#114
20060257198
2006-11-16

Combination of a writing device and a clamping device

#115
20060244805
2006-11-02

Multicolor pen

#116
20060228156
2006-10-12

Items, such as writing implements, with movable housing

#117
20060210348
2006-09-21

Writing instruments

#118
20060188316
2006-08-24

Stylized writing instrument

#119
20060182488
2006-08-17

Unique writing instrument

#120
20060127160
2006-06-15

Ergonomic hand held implement with retractable tip

#121
20060088361
2006-04-27

Flexible writing instrument

#122
20060013642
2006-01-19

Writing implement

#123
20060002756
2006-01-05

Instrument

#124
20050186013
2005-08-25

Double-head writing instrument

#125
20050175396
2005-08-11

Convertible multi-use writing instrument

#126
20050169692
2005-08-04

Advertising ball point pen

#127
20050158115
2005-07-21

Unique writing instrument

#128
20050152736
2005-07-14

Offset pen

#129
20050111899
2005-05-26

Marking instruments and methods of manufacturing marking instruments

#130
20050100651
2005-05-12

Method for a enhancing the desirability of a breakfast cereal

#131
20050100648
2005-05-12

Method for a consumer to flavor a food or beverage using three or more balanced flavoring agents

#132
20050100647
2005-05-12

Method for creating an intense flavor sensation by use of tongue dropsicles

#133
20050100639
2005-05-12

Method for a consumer to create his own tasty beverage

#134
20050100388
2005-05-12

Combination writing instrument

#135
20050095054
2005-05-05

Scented writing instrument

#136
20050074526
2005-04-07

Method for a consumer to individually flavor his own dairy dessert

#137
20050012242
2005-01-20

Hobbyist-useable apparatus and method for fabricating decoratively-shaped writing instruments

#138
20050008735
2005-01-13

Chocolate polymer snacks

#139
18661615
2025-07-01

Writing implement

#140
17482489
2022-12-06

Multi-function pen

#141
17161644
2022-03-22

Compact writing instrument

#142
16867551
2022-04-05

Compact writing instrument

#143
16742724
2022-02-08

Fidget device

#144
16686076
2020-07-28

See-through highlighter