Granted Patent
Utility
US 5,312,564 · App. 07/999,141
Halogen-containing, optically active liquid crystal compound and liquid crystal composition containing same
Inventors:
Kazutoshi Miyazawa, Hiromichi Inoue, Shinichi Saito, Takashi Inukai, Kanetsugu Terashima, Mitsuyoshi Ichihashi
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: Dec 31, 1992
Inventors
Kazutoshi Miyazawa
Hiromichi Inoue
Shinichi Saito
Takashi Inukai
Kanetsugu Terashima
Mitsuyoshi Ichihashi
Assignee (at issue)
Chisso Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.