Granted Patent
Utility
US 5,700,399 · App. 08/700,994
Soluble alkoxy-group substituted aminobenzenesulfonic acid aniline conducting polymers
Inventors:
Shigeru Shimizu, Takashi Saitoh, Masashi Uzawa, Yasuyuki Takayanagi
Patented Case
View Patent ↗
Granted: Dec 23, 1997
Filed: Aug 21, 1996
Inventors
Shigeru Shimizu
Takashi Saitoh
Masashi Uzawa
Yasuyuki Takayanagi
Assignee (at issue)
Nitto Chemical Industry Co., Ltd.
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.