Granted Patent
Utility
US 5,626,871 · App. 08/193,141
Preparation for intratracheobronchial administration
Inventors:
Yuji Makino, Hideki Kobayashi, Yoshiki Suzuki
Patented Case
View Patent ↗
Granted: May 6, 1997
Filed: Feb 14, 1994
Inventors
Yuji Makino
Hideki Kobayashi
Yoshiki Suzuki
Assignee (at issue)
TEIJIN LIMITED
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.