WO2023036746 - LIQUID-CRYSTAL MEDIUM
National phase entry:
Publication Number
WO/2023/036746
Publication Date
16.03.2023
International Application No.
PCT/EP2022/074661
International Filing Date
06.09.2022
Title **
[English]
LIQUID-CRYSTAL MEDIUM
[French]
MILIEU CRISTALLIN LIQUIDE
Applicants **
MERCK PATENT GMBH
Inventors
CHUANG, Min Tzu
LIN, Randy
CHEN, Jer-Lin
CHOU, Kuang-Ting
Priority Data
21195428.4
08.09.2021
EP
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
EPO
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
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| Applicant's Legal Status |
Legal Entity
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| * | |
| * | |
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| Translation |
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* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 3116 | |
| EPO | Filing, Examination, Granting | 12729 | |
| Japan | Filing, Examination, Granting | 2244 | |
| South Korea | Filing, Examination, Granting | 2197 | |
| USA | Filing, Examination, Granting | 6240 |
Total:
26,526
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
The present invention relates to chiral liquid-crystal (LC) media comprising a) one or more compounds of the formula I b) one or more compounds selected from the group of compounds of the formulae IIA, IIB, IIC and IID, as defined in claim 1, and c) one or more chiral dopants; and to the use of the LC media for optical, electro-optical and electronic purposes, in particular in LC displays, preferably in LC displays for outdoor use.[French]
La présente invention concerne un milieu cristallin liquide (CL) chiral comprenant a) un ou plusieurs composés de formule I, b) un ou plusieurs composés choisis dans le groupe des composés de formules IIA, IIB, IIC et IID telles que définies dans la revendication 1 et c) un ou plusieurs dopants chiraux ; ainsi que l’utilisation des milieux CL à des fins optiques, électro-optiques et électroniques, en particulier dans des affichages CL, de préférence des affichages CL pour utilisation en extérieur.