Granted Patent
Utility
US 5,457,024 · App. 08/007,479
Isolation of fetal erythrocytes
Inventor:
Simon Goldbard
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Jan 22, 1993
Inventor
Simon Goldbard
Assignee (at issue)
Aprogenex, 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.