Granted Patent
Utility
US 6,093,546 · App. 07/940,062
Process for preparing test elements
Inventors:
David Ledden, David R. Moorman, Michael J. Kinch, Harvey Buck
Patented Case
View Patent ↗
Granted: Jul 25, 2000
Filed: Sep 3, 1992
Inventors
David Ledden
David R. Moorman
Michael J. Kinch
Harvey Buck
Assignee (at issue)
Roche Diagnostics GMBH
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.