ClassID:

104794

C09K19/348 - CPC Classification

Classification description:

Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit; Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a five-membered aromatic ring containing at least one nitrogen atom containing at least two nitrogen atoms

Recent Application in this class:
#1
20260132337
2026-05-14

LIQUID CRYSTAL MEDIUM AND ELECTRONIC COMPONENT

#2
20260033220
2026-01-29

DISPLAY DEVICE INCLUDING A TOUCH INSULATION LAYER AND A REFLECTION ADJUSTMENT LAYER, ELECTRONIC DEVICE, AND METHOD FOR MANUFACTURING A DISPLAY DEVICE

#3
20250368897
2025-12-04

Liquid-Crystal Medium Comprising Polymerizable Compounds

#4
20250250486
2025-08-07

LIQUID-CRYSTALLINE MEDIUM

#5
20220162504
2022-05-26

Polymerisable liquid crystal material and polymerised liquid crystal film

#6
20220145180
2022-05-12

POLYMERISABLE LIQUID CRYSTAL MATERIAL AND POLYMERISED LIQUID CRYSTAL FILM

#7
20210395612
2021-12-23

Coating-type polarizing film using diacetylene-based lyotropic liquid crystal mixture containing iodines, and manufacturing method therefor

#8
20210348122
2021-11-11

Main-chain liquid crystalline hydrogels for cell culture

#9
20200263088
2020-08-20

Photoresponsive high-molecular weight material, adhesive, toner, and image forming method

#10
20190276418
2019-09-12

Thiadiazoles or oxadiazoles possessing one alkyl, alkenyl or alkynyl tail and a 4-fluorophenyl or 4-cyanophenyl group

#11
20180346814
2018-12-06

Optically anisotropic layer, method for producing the optically anisotropic layer, a laminate, polarizing plate, display device, liquid crystal compound, method for producing the liquid crystal compound, and carboxylic acid compound

#12
20180164616
2018-06-14

Liquid crystal display device

#13
20170369783
2017-12-28

Polymerizable compound and optically anisotropic object

#14
20170210993
2017-07-27

Liquid crystal composition, liquid crystal display device including the same, and method of manufacturing liquid crystal display device

#15
20170044279
2017-02-16

Polymerizable compound, polymerizable composition, polymer, and optically anisotropic material

#16
20170010398
2017-01-12

Composition, light reflecting film, luminance-improving film, backlight unit, and liquid crystal display device

#17
20170002268
2017-01-05

Bimesogenic compounds and mesogenic media

#18
20170002123
2017-01-05

Polymerizable compound, composition, polymer, optically anisotropic body, liquid crystal display device, and organic EL device

#19
20160215217
2016-07-28

Liquid crystal display device

#20
20160130502
2016-05-12

Liquid crystal display device

#21
20160108315
2016-04-21

Optically anisotropic layer, method for producing the optically anisotropic layer, a laminate, polarizing plate, display device, liquid crystal compound, method for producing the liquid crystal compound, and carboxylic acid compound

#22
20160060527
2016-03-03

COLOR FILTER COMPOSITION AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME

#23
20160032190
2016-02-04

COMPOSITION FOR ALIGNING, DISPLAY PANEL AND METHOD OF MANUFACTURING SAME

#24
20160026041
2016-01-28

Fabrication method of display device and display device

#25
20150316695
2015-11-05

Polycyclic organic compound, optically anisotropic film and method of production thereof

#26
20150277006
2015-10-01

Optical film, polarizing plate, and method for producing optical film

#27
20150183902
2015-07-02

Polymerizable compound, polymerizable composition, polymer, and optically anisotropic material

#28
20150080582
2015-03-19

Optical film, retardation plate, elliptica polarizing plate, liquid crystal display device and compound

#29
20130317229
2013-11-28

Optical film, retardation plate, elliptica polarizing plate, liquid crystal display device and compound

#30
20130200306
2013-08-08

Synergistic host-guest interactions in FLC mixtures for increased polarization and decreased switching speed

#31
20120329974
2012-12-27

Polymer film, phase difference film, polarizing plate, liquid crystal display device, retardation inducing agent, and merocyanine-based compound

#32
20120229734
2012-09-13

OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUID-CRYSTAL DISPLAY DEVICE

#33
20120186446
2012-07-26

Imidazolium-based room-temperature ionic liquids, polymers, monomers, and membranes incorporating same

#34
20120113380
2012-05-10

Negative dispersion retardation plate and achromatic circular polarizer

#35
20120077022
2012-03-29

HIERARCHICAL CHROMONIC STRUCTURES

#36
20110272629
2011-11-10

Lyotropic chromonic liquid crystal composition, method for manufacture of lyotropic chromonic liquid crystal coating film, and lyotropic chromonic liquid crystal coating film manufactured thereby

#37
20100239788
2010-09-23

Optical film, retardation plate, elliptica polarizing plate, liquid crystal display device and compound

#38
20100222594
2010-09-02

Compound, composition and thin film

#39
20100215954
2010-08-26

Polycyclic organic compound, optically anisotropic film and method of production thereof

#40
20100134736
2010-06-03

Liquid crystal material and optical compensated bend mode liquid crystal display

#41
20100078592
2010-04-01

Liquid crystal composition, retardation plate, liquid crystal display device, and process for producing retardation plate

#42
20100072437
2010-03-25

COMPOSITION, COLOR FILTER AND PROCESS FOR PREPARING COLOR FILTER

#43
20090273741
2009-11-05

OPTICAL MATERIAL HAVING A COLORED OPTICALLY ANISOTROPIC LAYER

#44
20090233009
2009-09-17

Compound, composition, retardation plate, elliptically-polarizing plate and liquid-crystal display device

#45
20090225262
2009-09-10

VA-mode liquid crystal display device

#46
20090212255
2009-08-27

Liquid Crystal Composition and Retardation Plate

#47
20090202748
2009-08-13

RESIN FILM, PRODUCTION METHOD THEREOF, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE

#48
20090201452
2009-08-13

LIQUID CRYSTAL COMPOSITION AND DISPLAY DEVICE HAVING THE SAME

#49
20090189120
2009-07-30

COMPOUND, LIQUID CRYSTAL COMPOSITION, AND ANISOTROPIC MATERIAL

#50
20090174844
2009-07-09

Composition, retardation plate, liquid-crystal display device, and method for producing retardation plate

#51
20090135367
2009-05-28

LIQUID CRYSTAL DISPLAY DEVICE AND LIQUID CRYSTAL MIXTURE USED BY THE SAME

#52
20090086140
2009-04-02

PHOTO ALIGNMENT FILM AND RETARDATION FILM, AND THEIR APPLICATIONS, AND COMPOSITIONS AND METHODS FOR PRODUCING THEM

#53
20090068378
2009-03-12

Discotic nematic material, composition, retardation plate, elliptically-polarizing plate and compound

#54
20090054658
2009-02-26

Liquid Crystal Compound, Liquid Crystal Composition, Thin Film and Liquid Crystal Display

#55
20090033839
2009-02-05

RETARDATION FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING IT

#56
20080291369
2008-11-27

Optical Film, Optical Compensation Film, Polarizing Plate, and Liquid-Crystal Display Device

#57
20080284959
2008-11-20

Liquid crystal display

#58
20080239491
2008-10-02

Optical compensation films having positive birefringence for liquid crystal display

#59
20080193679
2008-08-14

Retardation plate, elliptically polarizing plate and liquid crystal display

#60
20080169448
2008-07-17

Liquid crystalline compound, liquid crystalline composition and retardation film

#61
20080090027
2008-04-17

Composition, retardation plate, and liquid-crystal display device

#62
20080075892
2008-03-27

Optically-anisotropic film and liquid-crystal display device

#63
20080064879
2008-03-13

Compound, composition and thin film

#64
20080029735
2008-02-07

Surfactants and polymerizable surfactants based on room-temperature ionic liquids that form lyotropic liquid crystal phases with water and room-temperature ionic liquids

#65
20070290168
2007-12-20

Resin film, production method thereof, polarizing plate and liquid crystal display device

#66
20070284556
2007-12-13

Liquid crystalline interpenetrating polymer networks

#67
20070140957
2007-06-21

Hierarchical chromonic structures

#68
20070108408
2007-05-17

Biaxial liquid crystal electro-optic devices

#69
20070065601
2007-03-22

Optical film, and polarizing plate and liquid crystal display device using the same

#70
20060216440
2006-09-28

Retardation plate

#71
20060188662
2006-08-24

Ionic mesogenic compounds

#72
20060062932
2006-03-23

Anisotropic films based on 1,8-naphthoylene-1′,2′-benzimidazole sulfonates and lyotropic liquid crystal systems and methods for making

#73
20050238913
2005-10-27

Luminescent material compositions, devices and methods of using

#74
20050151118
2005-07-14

Alkyne compounds

#75
20050056811
2005-03-17

Liquid crystalline compound, liquid crystalline composition and retardation film

#76
20050052859
2005-03-10

Anisotropic fluorescent thin crystal film and backlight system and liquid crystal display incorporating the same

#77
20050001202
2005-01-06

Perylenetetracarboxylic acid dibenzimidazole sulfoderivatives containing oxo-groups in the perylene core which form part of a para-quinoid system of bonds, lyotropic liquid crystal systems and anisotropic films containing the same, and methods for making the same

#78
18493738
2025-04-22

Organic solid crystals having helical structures formed using cholesteric liquid crystals

#79
17384340
2023-10-24

Organic solid crystals having helical structures formed using cholesteric liquid crystals