Granted Patent
Utility
US 6,001,239 · App. 09/164,405
Membrane based electrochemical test device and related methods
Inventors:
Joel S. Douglas, Jeffrey N. Roe, John H. Priest, David A. Hasker
Patented Case
View Patent ↗
Granted: Dec 14, 1999
Filed: Sep 30, 1998
Inventors
Joel S. Douglas
Jeffrey N. Roe
John H. Priest
David A. Hasker
Assignee (at issue)
Mercury Diagnostics, 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.