Granted Patent
Utility
US 5,618,466 · App. 08/523,916
Liquid crystal composition and a liquid crystal display element using the same
Inventors:
Yoshitaka Tomi, Etsuo Nakagawa, Shinichi Sawada
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Sep 6, 1995
Inventors
Yoshitaka Tomi
Etsuo Nakagawa
Shinichi 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.