Granted Patent
Utility
US 4,774,088 · App. 06/817,189
Method and additives for improving the quality and shelf life of stored blood
Inventor:
Shobhana Vora
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: Jan 8, 1986
Inventor
Shobhana Vora
Assignee (at issue)
Department of Health and Human Services
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.