Granted Patent
Utility
US 5,861,253 · App. 08/775,607
Intracellular antigens for identifying fetal cells in maternal blood
Inventors:
Morteza Asgari, Mark Blick, Joel Bresser, Michael Lee Cubbage, Nagindra Prashad
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Dec 31, 1996
Inventors
Morteza Asgari
Mark Blick
Joel Bresser
Michael Lee Cubbage
Nagindra Prashad
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.