Granted Patent
Utility
US 6,451,607 · App. 09/423,402
External dried-reagent control for analytical test devices
Inventors:
Paul J. Lawrence, Robert Pena, Terrence J. Andreasen
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Mar 21, 2000
Inventors
Paul J. Lawrence
Robert Pena
Terrence J. Andreasen
Assignee (at issue)
Litmus Concepts, 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.