Granted Patent
Utility
US 5,753,428 · App. 08/679,271
Synthetic composition for storage of platelets comprising glycerol
Inventors:
Takeshi Yuasa, Hitoshi Ohto
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Jul 12, 1996
Inventors
Takeshi Yuasa
Hitoshi Ohto
Assignee (at issue)
KAWASUMI LABORATORIES, INC.
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.