Granted Patent
Utility
US 6,448,004 · App. 09/410,960
Electrochemiluminescence helicase assay
Inventors:
Litao Zhang, Richard K. Harrison
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Oct 5, 1999
Inventors
Litao Zhang
Richard K. Harrison
Assignee (at issue)
Aventis Pharmaceuticals 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.