Global Patent Index - EP 1255798 A2

EP 1255798 A2 20021113 - POLAR DIPHENYLDIACETYLENE LIQUID CRYSTALS

Title (en)

POLAR DIPHENYLDIACETYLENE LIQUID CRYSTALS

Title (de)

POLARE DIPHENYLDIACETYLENFLÜSSIGKRISTALLE

Title (fr)

CRISTAUX LIQUIDES DE DIPHENYLDIACETYLENES POLAIRES

Publication

EP 1255798 A2 20021113 (EN)

Application

EP 00992216 A 20001218

Priority

  • US 0034403 W 20001218
  • US 18272700 P 20000215
  • US 54173500 A 20000403

IPC 1-7

C09K 19/18; C07C 22/08; C07C 25/18; C07C 25/24; C07C 255/50; C07C 43/225

IPC 8 full level

C07C 25/24 (2006.01); C07B 61/00 (2006.01); C07C 17/266 (2006.01); C07C 22/08 (2006.01); C07C 25/18 (2006.01); C07C 43/225 (2006.01); C07C 255/50 (2006.01); C09K 19/18 (2006.01)

Citation (search report)

See references of WO 0160946A2

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

EP 1255798 A2 20021113; JP 2004518608 A 20040624

DOCDB simple family (application)

EP 00992216 A 20001218; JP 2001560318 A 20001218