Granted Patent
Utility
US 4,576,930 · App. 06/511,494
Transfusion preparation for intravenous infusion
Inventors:
Tohru Sugiyama, Yasuo Suzuki, Katsumasa Katagiri, Satoshi Furutani
Patented Case
View Patent ↗
Granted: Mar 18, 1986
Filed: Jul 7, 1983
Inventors
Tohru Sugiyama
Yasuo Suzuki
Katsumasa Katagiri
Satoshi Furutani
Assignee (at issue)
SHIMIZU 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.