ClassID:

104767

C09K2019/327 - 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 condensed ring systems, i.e. fused, bridged or spiro ring systems containing a spiro ring system

Recent Application in this class:
#1
20220325181
2022-10-13

Liquid-crystalline medium

#2
20220325180
2022-10-13

Liquid-crystalline medium

#3
20190161679
2019-05-30

Liquid-crystalline medium

#4
20130155338
2013-06-20

Switch element comprising a liquid-crystalline medium

#5
20100237285
2010-09-23

Cyclohexene compounds for liquid-crystalline mixtures

#6
20100155662
2010-06-24

-Indacene and indeno[5,6-d][1,3]dioxol-derivatives and use thereof as components of liquid-crystal mixtures

#7
20100103366
2010-04-29

Cyclohexylene reactive mesogens and their applications

#8
20100059711
2010-03-11

Fused naphthalenes

#9
20090247620
2009-10-01

Benzochromene derivatives for use in liquid crystal media and as therapeutic active substances

#10
20090131689
2009-05-21

Tricyclic aromatics and liquid-crystalline medium

#11
20090023802
2009-01-22

Benzochromene derivatives

#12
20080206490
2008-08-28

Cyclobutane and spiro[3.3]heptane compounds

#13
20080193682
2008-08-14

Pyran-dioxane derivatives, and the use thereof in liquid-crystalline media

#14
20080128653
2008-06-05

Liquid Crystalline Medium

#15
20080071097
2008-03-20

Difluorosubstituted heterocyclic compounds and the use thereof in the form of components in liquid crystalline media

#16
20070235688
2007-10-11

Liquid crystalline medium and liquid crystal display

#17
20060177603
2006-08-10

Benzochromene derivatives

#18
20060124899
2006-06-15

Photochemically active chiral compounds and compositions containing the same

#19
20060091357
2006-05-04

Photochemically active chiral compounds and compositions containing the same

#20
20060022168
2006-02-02

Cyclobutane derivatives

#21
20050038267
2005-02-17

Pyran derivatives containing an exocyclic double bond

#22
20050017216
2005-01-27

Pyran compound or at least one derivative thereof