Granted Patent
Utility
US 5,707,818 · App. 08/354,953
Device and method for simultaneously performing multiple competitive immunoassays
Inventors:
Stephen J. Chudzik, Martha Hamilton
Patented Case
View Patent ↗
Granted: Jan 13, 1998
Filed: Dec 13, 1994
Inventors
Stephen J. Chudzik
Martha Hamilton
Assignee (at issue)
BSI Corporation
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.