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Extract from the Register of European Patents

EP About this file: EP3630922

EP3630922 - LIQUID-CRYSTAL MEDIUM [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  22.09.2023
Database last updated on 17.09.2024
FormerThe patent has been granted
Status updated on  14.10.2022
FormerGrant of patent is intended
Status updated on  17.08.2022
FormerExamination is in progress
Status updated on  16.10.2020
FormerRequest for examination was made
Status updated on  06.03.2020
FormerThe international publication has been made
Status updated on  08.12.2018
Formerunknown
Status updated on  12.06.2018
Most recent event   Tooltip26.07.2024Lapse of the patent in a contracting state
New state(s): AT		published on 28.08.2024  [2024/35]
Applicant(s)For all designated states
Merck Patent GmbH
Frankfurter Strasse 250
64293 Darmstadt / DE
[2022/18]
Former [2020/15]For all designated states
Merck Patent GmbH
Frankfurter Strasse 250
64293 Darmstadt / DE
Inventor(s)01 / WITTEK, Michael
Elisabethenstrasse 16
64390 Erzhausen / DE
02 / KLASS, Dagmar
Schmelzerweg 41
64291 Darmstadt / DE
 [2020/15]
Application number, filing date18728094.628.05.2018
[2020/15]
WO2018EP63868
Priority number, dateDE2017100541330.05.2017         Original published format: DE102017005413
[2020/15]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2018219841
Date:06.12.2018
Language:DE
[2018/49]
Type: A1 Application with search report 
No.:EP3630922
Date:08.04.2020
Language:DE
The application published by WIPO in one of the EPO official languages on 06.12.2018 takes the place of the publication of the European patent application.
[2020/15]
Type: B1 Patent specification 
No.:EP3630922
Date:16.11.2022
Language:DE
[2022/46]
Search report(s)International search report - published on:EP06.12.2018
ClassificationIPC:C09K19/30, C09K19/12, C09K19/34, C09K19/18, C09K19/04
[2022/34]
CPC:
C09K19/3003 (EP,KR,US); C09K19/12 (EP,KR); C09K19/18 (EP,KR,US);
C09K19/3066 (EP,US); C09K19/34 (EP,KR); C09K19/3455 (EP,KR);
C09K19/3491 (EP,KR,US); F21S41/00 (KR); F21S43/00 (KR);
C09K2019/0448 (EP,KR); C09K2019/0466 (US); C09K2019/122 (EP,KR,US);
C09K2019/123 (EP,KR,US); C09K2019/181 (EP,KR,US); C09K2019/3004 (EP,KR,US);
C09K2019/3009 (EP,KR,US); C09K2019/301 (EP,KR,US); C09K2019/3016 (EP,KR,US);
C09K2019/3021 (EP,KR); C09K2019/3025 (EP,KR,US); C09K2019/3027 (EP,KR);
C09K2019/3036 (US); C09K2019/3063 (EP,KR,US) (-)
Former IPC [2020/15]C09K19/30, C09K19/34, C09K19/12, C09K19/18, C09K19/04
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2020/15]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:FLÜSSIGKRISTALLINES MEDIUM[2020/15]
English:LIQUID-CRYSTAL MEDIUM[2020/15]
French:MILIEU CRISTAL LIQUIDE[2020/15]
Entry into regional phase26.11.2019National basic fee paid 
26.11.2019Designation fee(s) paid 
26.11.2019Examination fee paid 
Examination procedure26.11.2019Examination requested  [2020/15]
26.11.2019Date on which the examining division has become responsible
17.06.2020Amendment by applicant (claims and/or description)
15.10.2020Despatch of a communication from the examining division (Time limit: M04)
12.02.2021Reply to a communication from the examining division
22.03.2021Despatch of a communication from the examining division (Time limit: M01)
31.03.2021Reply to a communication from the examining division
18.08.2022Communication of intention to grant the patent
12.10.2022Fee for grant paid
12.10.2022Fee for publishing/printing paid
12.10.2022Receipt of the translation of the claim(s)
Opposition(s)17.08.2023No opposition filed within time limit [2023/43]
Fees paidRenewal fee
31.03.2020Renewal fee patent year 03
12.05.2021Renewal fee patent year 04
21.03.2022Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
IT16.11.2022
LT16.11.2022
LV16.11.2022
MC16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SI16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
AT28.05.2023
GB28.05.2023
IE28.05.2023
LU28.05.2023
BE31.05.2023
CH31.05.2023
FR31.05.2023
LI31.05.2023
[2024/35]
Former [2024/26]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
IT16.11.2022
LT16.11.2022
LV16.11.2022
MC16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SI16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
GB28.05.2023
IE28.05.2023
LU28.05.2023
BE31.05.2023
CH31.05.2023
FR31.05.2023
LI31.05.2023
Former [2024/24]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
MC16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SI16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
GB28.05.2023
IE28.05.2023
LU28.05.2023
BE31.05.2023
CH31.05.2023
FR31.05.2023
LI31.05.2023
Former [2024/21]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
MC16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SI16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
IE28.05.2023
LU28.05.2023
CH31.05.2023
LI31.05.2023
Former [2024/09]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
MC16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SI16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
LU28.05.2023
CH31.05.2023
LI31.05.2023
Former [2024/08]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
MC16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SI16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
LU28.05.2023
Former [2023/51]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SI16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/38]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SK16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/37]AL16.11.2022
CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/35]CZ16.11.2022
DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
NL16.11.2022
PL16.11.2022
RO16.11.2022
RS16.11.2022
SE16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/34]DK16.11.2022
EE16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
NL16.11.2022
PL16.11.2022
RS16.11.2022
SE16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/33]DK16.11.2022
ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
NL16.11.2022
PL16.11.2022
RS16.11.2022
SE16.11.2022
SM16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/29]ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
NL16.11.2022
PL16.11.2022
RS16.11.2022
SE16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/25]ES16.11.2022
FI16.11.2022
HR16.11.2022
LT16.11.2022
LV16.11.2022
PL16.11.2022
RS16.11.2022
SE16.11.2022
NO16.02.2023
GR17.02.2023
IS16.03.2023
PT16.03.2023
Former [2023/23]ES16.11.2022
FI16.11.2022
LT16.11.2022
LV16.11.2022
SE16.11.2022
NO16.02.2023
GR17.02.2023
PT16.03.2023
Former [2023/22]ES16.11.2022
FI16.11.2022
LT16.11.2022
SE16.11.2022
NO16.02.2023
PT16.03.2023
Former [2023/20]LT16.11.2022
NO16.02.2023
Cited inInternational search[XAI]EP2801601  (DAINIPPON INK & CHEMICALS [JP]) [X] 1,2,6,8,9,14 * paragraph [0001]; claim - * [A] 4,5,10-12 [I] 3,7;
 [XAI]US2015123032  (SUDO GO [JP], et al) [X] 1,2,6,8,9,14 * paragraph [0001]; claim - * [A] 4,5,10-12 [I] 3,7;
 [XAI]EP2937342  (MERCK PATENT GMBH [DE]) [X] 1,3,6-9,14 * paragraphs [0001] , [0088] - [0094]; claim - * [A] 4,5,10-12 [I] 2;
 [A]WO2016146245  (MERCK PATENT GMBH [DE]) [A] 1-14 * examples M8, M102, M103, M216-M219, M329; claim - *;
 [A]DE102016011899  (MERCK PATENT GMBH [DE]) [A] 1-14* example -; claim - *
ExaminationUS2013135575
 WO2017013981
by applicantDE2209127
 DE2338281
 DE2240864
 DE2321632
 DE2450088
 DE2637430
 DE2853728
 US4985816
 DE19910004
 DE102013113807
 DE102016011899
    - TOGASHI, S.; SEKOGUCHI, K.; TANABE, H.; YAMAMOTO, E.; SORIMACHI, K.; TAJIMA, E.; WATANABE, H.; SHIMIZU, H., "Matrix LCD Controlled by Double Stage Diode Rings", Proc. Eurodisplay 84, (19840900), vol. A 210-28, page 141 ff
    - STROMER, M., "Design of Thin Film Transistors for Matrix Addressing of Television Liquid Crystal Displays", Proc. Eurodisplay, (19840900), vol. 84, page 145 ff
    - H.K. BAIK et al., Langmuir, (20050000), vol. 21, pages 11079 - 11084
    - J.B.KIM et al., Adv. Mater., (20080000), vol. 20, pages 3073 - 3078
    - M.F. SCHIECKEL; K. FAHRENSCHON, "Deformation of nematic liquid crystals with vertical orientation in electrical fields", Appl. Phys. Lett., (19710000), vol. 19, page 3912
    - J.F. KAHN, Appl. Phys. Lett., (19720000), vol. 20, page 1193
    - G. LABRUNIE; J. ROBERT, J. Appl. Phys., (19730000), vol. 44, page 4869
    - J. ROBERT; F. CLERC, SID 80 Digest Techn. Papers, (19800000), page 30
    - J. DUCHENE, Displays, (19860000), vol. 7, page 3
    - H. SCHAD, SID 82 Digest Techn. Papers, (19820000), page 244
    - YOSHIDE, H. et al., "Vortrag 3.1: ''MVA LCD for Notebook or Mobile PCs ...", International Symposium, Digest of Technical Papers, (20040000), vol. XXXV, pages S. 6 - 9
    - LIU, C.T. et al., "Vortrag 15.1: ''A 46-inch TFT-LCD HDTV Technnology ...", International Symposium, Digest of Technical Papers, (20040000), vol. XXXV, pages S. 750 - 753
    - KIM, SANG SOO, "Vortrag 15.4: ''Super PVA Sets New State-of-the-Art for LCD-TV", International Symposium, Digest of Technical Papers, (20040000), vol. XXXV, XP007011838
    - SHIGETA, MITZUHIRO; FUKUOKA, HIROFUMI, "Vortrag 15.2: ''Development of High Quality LCDTV", International Symposium, Digest of Technical Papers, (20040000), vol. XXXV
    - YEO, S.D., "Vortrag 15.3: ''A LC Display for the TV Application", International Symposium, Digest of Technical Papers, (20040000), vol. XXXV
    - MILLER, LAN, "Seminar M-7: ''LCD-Television", Seminar Lecture Notes, (20040000), pages M-7,1 - M-7,32
    - HALLER et al., Mol. Cryst. Liq. Cryst., (19730000), vol. 24, pages 249 - 258
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.