Granted Patent
Utility
US 5,728,681 · App. 08/564,237
Infusion preparation and two compartment container containing the preparation
Inventors:
Takae Kido, Hideto Kodaira, Koji Munechika, Shigeo Ii, Shunichi Abe, Kazumasa Yokoyama
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Dec 20, 1995
Inventors
Takae Kido
Hideto Kodaira
Koji Munechika
Shigeo Ii
Shunichi Abe
Kazumasa Yokoyama
Assignee (at issue)
Green Cross 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.