Granted Patent
Utility
US 6,315,922 · App. 09/551,643
Liquid crystal composition and liquid crystal display element
Inventors:
Fusayuki Takeshita, Etsuo Nakagawa, Yasuhiro Kubo
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Apr 18, 2000
Inventors
Fusayuki Takeshita
Etsuo Nakagawa
Yasuhiro Kubo
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.