Granted Patent
Utility
US 6,764,481 · App. 09/530,507
Packaged ophthalmic perfusate and cleaning fluid bag
Inventors:
Katsuhiro Inada, Mitsuhira Nishio, Yoshiyuki Kimura, Junji Kaga, Koichi Muraoka, Nobuaki Sumiyoshi, Seiichiro Iguchi, Hiroaki Yamamoto
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Apr 27, 2000
Inventors
Katsuhiro Inada
Mitsuhira Nishio
Yoshiyuki Kimura
Junji Kaga
Koichi Muraoka
Nobuaki Sumiyoshi
Seiichiro Iguchi
Hiroaki Yamamoto
Assignees (at issue)
Otsuka Pharmaceutical Factory, Inc.
SENJU PHARMACEUTICAL 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.