Granted Patent
Utility
US 5,681,697 · App. 08/164,388
Solution phase nucleic acid sandwich assays having reduced background noise and kits therefor
Inventors:
Michael S. Urdea, Timothy J. Fultz, Brian David Warner, Mark L. Collins
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: Dec 8, 1993
Inventors
Michael S. Urdea
Timothy J. Fultz
Brian David Warner
Mark L. Collins
Assignee (at issue)
Chiron 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.