Granted Patent
Utility
US 5,658,745 · App. 08/390,598
Cell enumeration immunoassay
Inventors:
Richard A. Greene, Patricia Ann Kasila, Mark Norman Bobrow
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Feb 17, 1995
Inventors
Richard A. Greene
Patricia Ann Kasila
Mark Norman Bobrow
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.