Granted Patent
Utility
US 6,132,610 · App. 08/905,710
Endotoxin adsorption system
Inventors:
Fumiyasu Hirai, Eiji Ogino, Takashi Asahi, Nobutaka Tani
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Aug 5, 1997
Inventors
Fumiyasu Hirai
Eiji Ogino
Takashi Asahi
Nobutaka Tani
Assignee (at issue)
KANEKA 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.