ClassID:

103091

C09D11/16 - CPC Classification

Classification description:

Inks Writing inks

Sub-classes:
Recent Application in this class:
#1
20250196527
2025-06-19

NON-SEALING FLUID-BASED WRITING INSTRUMENT AND NON-DRYING WRITING FLUID

#2
20250108654
2025-04-03

SURGICAL INK, PRODUCTION METHOD FOR SAID INK, AND SURGICAL PEN USING SAID INK

#3
20250092273
2025-03-20

WAX-BASED DRY ERASE INK

#4
20250042194
2025-02-06

WRITING INSTRUMENT

#5
20250002736
2025-01-02

AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENT, AND WRITING INSTRUMENT

#6
20230416544
2023-12-28

POLYMER/PHASE CHANGE MATERIAL COMPOSITE INK FOR THREE-DIMENSIONAL PRINTING BY DIRECT INK WRITING

#7
20230383132
2023-11-30

WASHABLE INK COMPOSITION

#8
20230101535
2023-03-30

Retractable and Washable Marker Device

#9
20230093346
2023-03-23

WRITING GEL INK FOR PENS WITHOUT FOLLOWER

#10
20230086315
2023-03-23

Marking pen

#11
20220407014
2022-12-22

ASYMMETRIC DONOR-ACCEPTOR MOLECULAR DYES

#12
20220372313
2022-11-24

Dry erase inks and associated writing instruments

#13
20220306879
2022-09-29

SCRUB-RESISTANT INK AND METHODS AND APPARATUS FOR FABRICATION AND USE THEREOF

#14
20220186066
2022-06-16

PROTECTION MEMBER FOR SEMICONDUCTOR, PROTECTION COMPOSITION FOR INKJET COATING-TYPE SEMICONDUCTOR, AND METHOD FOR PRODUCING SEMICONDUCTOR APPARATUS USING SAME, AND SEMICONDUCTOR APPARATUS

#15
20220080767
2022-03-17

Writing instrument

#16
20220064463
2022-03-03

Three dimensional porous siloxanes using leachable porogen particles

#17
20220041876
2022-02-10

Process for preparing aqueous gel inks with variable color, and aqueous gel inks thereof

#18
20210340394
2021-11-04

Aqueous ink composition for writing instruments

#19
20210253886
2021-08-19

Oil-based ink composition for writing board and marking pen incorporating same

#20
20210214286
2021-07-15

Heat Reactive Composition and Applicator Apparatus and Method

#21
20210189159
2021-06-24

Ink composition and method for preparing ink composition

#22
20200392356
2020-12-17

Scrub-resistant ink and methods and apparatus for fabrication and use thereof

#23
20200361199
2020-11-19

PROCESS FOR MAKING ETCHED PATTERNS

#24
20200354585
2020-11-12

ECO-FRIENDLY PAINT COMPOUND

#25
20200308428
2020-10-01

Three-dimensional porous siloxanes using leachable porogen particles

#26
20200253685
2020-08-13

SINGLE-USE SURGICAL MARKING PEN

#27
20200238748
2020-07-30

Device for mixing inks, assembly comprising the device and the method for using same

#28
20200190346
2020-06-18

Oil-based ink composition for writing instrument

#29
20200047540
2020-02-13

Writing instrument

#30
20190249019
2019-08-15

Aqueous dry-erasable ink composition

#31
20190153250
2019-05-23

Dry-erase compositions and methods of making and using thereof

#32
20190001736
2019-01-03

WRITING APPARATUS AND A METHOD OF DISPENSING WRITING FLUID ON A WRITING SURFACE

#33
20180303732
2018-10-25

BIODEGRADABLE COATINGS AND PAINTS

#34
20180282566
2018-10-04

Water-based conductive ink for rapid prototype in writable electronics

#35
20180127609
2018-05-10

Oil-based ink composition for writing instruments, and writing instrument, marking pen and ballpoint pen comprising the same

#36
20180118961
2018-05-03

Dispersant, dispersion, ink composition, and methods of preparation thereof

#37
20180086133
2018-03-29

Writing instrument

#38
20180079920
2018-03-22

DISPERSION OF COLORED RESIN FINE PARTICLES FOR AQUEOUS INK, AND AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS PREPARED BY USING THE SAME

#39
20180066156
2018-03-08

Writing, marking and/or drawing liquid for writing implements, especially for capillary pens, and writing implement

#40
20180030294
2018-02-01

Ink and method of conducting an examination

#41
20180016457
2018-01-18

Aqueous ink composition for writing instruments

#42
20170342285
2017-11-30

1K waterborne dry-erase coating composition

#43
20170216171
2017-08-03

BIODEGRADABLE COMPOSITIONS COMPRISING RENEWABLY-BASED, BIODEGRADABLE 1,3-PROPANEDIOL

#44
20170183521
2017-06-29

Photocrosslinkable writing ink

#45
20170066938
2017-03-09

Waterproof paint formula and a pen device for using the same

#46
20170058137
2017-03-02

AQUEOUS WRITING TOOL FOR FOOD WRAPPING MATERIAL

#47
20170058136
2017-03-02

Aqueous writing tool for food product packaging material

#48
20170002217
2017-01-05

Transitorially erasable ink compositions and writing instruments containing same

#49
20160362571
2016-12-15

Marking system

#50
20160264801
2016-09-15

AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS

#51
20160264800
2016-09-15

AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS

#52
20160024321
2016-01-28

Stable color-changing ink

#53
20160017163
2016-01-21

Reversible thermochromic and photochromic ink pens and markers

#54
20160017162
2016-01-21

Reversible thermochromic and photochromic ink pens and markers

#55
20150336420
2015-11-26

Writing instrument

#56
20150307725
2015-10-29

Ink composition

#57
20150152276
2015-06-04

CYCLICALLY OSCILLATING INK

#58
20150148227
2015-05-28

Marking system

#59
20150047552
2015-02-19

Temperature range compliance indicator

#60
20140272141
2014-09-18

Metallic ink composition and writing instrument containing same

#61
20140242286
2014-08-28

Enhanced washability inks and methods of making the same

#62
20140186529
2014-07-03

Metallic ink composition and writing instrument containing same

#63
20140186093
2014-07-03

Water-based ink composition and marking pen

#64
20140037362
2014-02-06

Irreversible color changing ink compositions

#65
20130295550
2013-11-07

REUSABLE GIFT BAG

#66
20130177703
2013-07-11

REVERSIBLE THERMOCHROMIC AND PHOTOCHROMIC INK PENS AND MARKERS

#67
20130121744
2013-05-16

Thermochromic writing instrument

#68
20130084449
2013-04-04

Viscoelastic ink for direct writing of hydrogel structures

#69
20130071535
2013-03-21

FOOD AND FLAVORANT COMPOSITIONS COMPRISING RENEWABLY-BASED, BIODEGRADABLE 1,3-PROPANEDIOL

#70
20130005874
2013-01-03

PIGMENT COMPOSITION

#71
20120308290
2012-12-06

Writing instrument

#72
20120244468
2012-09-27

POLYVINYL ACETAL/POLYESTER GRAFT COPOLYMER, AND DISPERSANT

#73
20120071390
2012-03-22

Detergent composition containing bio-derived 1,3-propanediol and its conjugate esters

#74
20120048458
2012-03-01

Production method of metallic decorative sheet, and production method of insert molded body using the metallic decorative sheet

#75
20110303118
2011-12-15

Recrystallization type of ink composition

#76
20110166273
2011-07-07

Aqueous ink composition and method of manufacturing the same

#77
20110100261
2011-05-05

Dispersions containing alkoxylates of alicyclic and polycyclic compounds

#78
20110081495
2011-04-07

Composition containing crystalline cellulose composite

#79
20100254745
2010-10-07

INK FORMULATION AND WRITING INSTRUMENT

#80
20100238252
2010-09-23

Selective heat-transfer imaging system and method of using the same

#81
20100233300
2010-09-16

Personal care composition containing bio-derived 1,3-propanediol and its conjugate esters

#82
20100221440
2010-09-02

Food grade marker

#83
20100186623
2010-07-29

Writing ink composition

#84
20100121343
2010-05-13

Scrub-resistant ink and methods and apparatus for fabrication and use thereof

#85
20100120974
2010-05-13

Copolymer and use thereof

#86
20100098476
2010-04-22

Thermochromic writing instrument

#87
20100098475
2010-04-22

WRITING INSTRUMENT AND WRITING INSTRUMENT SET

#88
20100074672
2010-03-25

WRITING INSTRUMENT

#89
20100054848
2010-03-04

Ink composition for writing instrument and writing instrument

#90
20100034761
2010-02-11

Personal care and cosmetics compositions comprising biologically-based mono and di esters

#91
20100008711
2010-01-14

DRY ERASE INK FOR NON-POROUS SURFACES

#92
20090325853
2009-12-31

DETERGENT AND LIQUID SOAP COMPOSITIONS COMPRISING BIOLOGICALLY-BASED MONO AND DI ESTERS

#93
20090321623
2009-12-31

Security markers for identifying a source of a substance

#94
20090234069
2009-09-17

Oil-based ink composition for writing instruments

#95
20090218541
2009-09-03

Deicing and anti-icing compositions comprising renewably-based, biodegradable 1,3-propanediol

#96
20080292385
2008-11-27

Friction body, writing instrument and writing instrument set

#97
20080196622
2008-08-21

Ink compositions containing an emulsion

#98
20080196620
2008-08-21

Permanent ink compositions and writing instruments containing same

#99
20080193660
2008-08-14

Azo compound, ink composition and colored article

#100
20080146729
2008-06-19

Aqueous ink composition and method of manufacturing the same

#101
20080124164
2008-05-29

Friction body, writing instrument and writing instrument set

#102
20080103234
2008-05-01

Dispersants

#103
20080097058
2008-04-24

Emulsion For Aqueous Inkjet Ink

#104
20080097006
2008-04-24

Marking liquid

#105
20070241306
2007-10-18

Biodegradable compositions comprising renewably-based, biodegradable 1,3-propanediol

#106
20070240607
2007-10-18

Decoder system

#107
20070231494
2007-10-04

Writing instruments with eradicable inks and eradicating fluids

#108
20070213443
2007-09-13

Dispersions containing alkoxylates of alicyclic polycyclic compounds

#109
20070213247
2007-09-13

Detergent and liquid soap compositions comprising biologically-based mono and di esters

#110
20070207940
2007-09-06

Detergent compositions comprising renewably-based, biodegradable 1,3-propanediol

#111
20070207939
2007-09-06

Compositions comprising mono and di esters of biologically-based 1,3-propanediol

#112
20070207113
2007-09-06

Personal care and cosmetic compositions comprising renewably-based, biodegradable 1,3-propanediol

#113
20070203323
2007-08-30

Food compositions comprising biologically-based biodegradable 1,3-propanediol esters

#114
20070203276
2007-08-30

Plasticizers comprising biologically-based mono and di esters

#115
20070202580
2007-08-30

Synthesis of mono and di esters from biologically-produced 1,3-propanediol

#116
20070202126
2007-08-30

Bio-derived 1,3-propanediol and its conjugate esters as natural and non irritating solvents for biomass-derived extracts, fragrance concentrates, and oils

#117
20070202073
2007-08-30

Personal care and cosmetics compositions comprising biologically-based mono and di esters

#118
20070202062
2007-08-30

Natural deodorant compositions comprising renewably-based, biodegradable 1,3-propanediol

#119
20070200088
2007-08-30

Heat transfer compositions comprising renewably-based biodegradable 1,3-propanediol

#120
20070200087
2007-08-30

Deicing and anti-icing compositions comprising renewably-based, biodegradable 1,3-propanediol

#121
20070110507
2007-05-17

Tip unit for liquid applicator, method for producing the same, and liquid applicator having the tip unit

#122
20070012218
2007-01-18

Composition for water-removable ink

#123
20060281830
2006-12-14

Ink composition and writing instrument

#124
20060278125
2006-12-14

Non-aqueous inks with an extended cap-off time

#125
20060260112
2006-11-23

Method of producing applicator tip

#126
20060233595
2006-10-19

Aqueous ink composition

#127
20060210349
2006-09-21

Injectable wicking composition for marking instruments

#128
20060189710
2006-08-24

Aqueous ink

#129
20060173094
2006-08-03

Water-based ink composition for writing instruments

#130
20060142418
2006-06-29

Water base pigment ink composition for inner lead type writing instrument

#131
20060117995
2006-06-08

Aqueous preparation for coloring surfaces

#132
20060063856
2006-03-23

Washable marker ink composition

#133
20050245641
2005-11-03

Erasable ink for a writing implement

#134
20050239920
2005-10-27

Colored microparticle dispersion, water-based ink, and image forming method

#135
20050235877
2005-10-27

Dispersions containing fatty acid esters of styrenated phenol alkoxylates

#136
20050234214
2005-10-20

Dispersions containing fatty acid esters of styrenated phenol alkoxylates

#137
20050234150
2005-10-20

Water based pigment ink composition

#138
20050232685
2005-10-20

Writing instrument

#139
20050226675
2005-10-13

Single- or double-ended multi-section nib marker

#140
20050206713
2005-09-22

Fine particle dispersion, ink composition using the same, and ink-jet recording method

#141
20050192379
2005-09-01

Eradicable composition and kit

#142
20050169694
2005-08-04

Ink reservoir for writing instrument

#143
20050159505
2005-07-21

Aqueous glittering ink composition

#144
20050158471
2005-07-21

Method of highlighting with a reversible highlighting mixture, highlighting kit, and highlighted complex

#145
20050155517
2005-07-21

Watercolor ink composition for writing utensils and method for producing it

#146
20050150423
2005-07-14

Writing instruments with eradicable inks and eradicating fluids

#147
20050148685
2005-07-07

Aqueous glittering color material composition

#148
20050143486
2005-06-30

Erasable ink composition

#149
20050137285
2005-06-23

Oil-based ink composition and writing instrument using the same

#150
20050113505
2005-05-26

Hollow polymer particles, aqueous dispersion thereof and production process thereof

#151
20050107492
2005-05-19

Opaque ink coloring compositions

#152
20050043436
2005-02-24

High gloss inks and preparations thereof

#153
20050005818
2005-01-13

Water-based ink and ink recording method

#154
20050004261
2005-01-06

Aqueous ink composition