Granted Patent
Utility
US 5,439,613 · App. 08/173,068
Liquid crystal composition
Inventors:
Fusayuki Takeshita, Taku Hirose, Kanetsugu Terashima, Sinichi Sawada
Patented Case
View Patent ↗
Granted: Aug 8, 1995
Filed: Dec 27, 1993
Inventors
Fusayuki Takeshita
Taku Hirose
Kanetsugu Terashima
Sinichi Sawada
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.