Granted Patent
Utility
US 5,437,999 · App. 08/200,174
Electrochemical sensor
Inventors:
Eric R. Diebold, Richard Kordal, Nigel A. Surridge, Christopher D. Wilsey
Patented Case
View Patent ↗
Granted: Aug 1, 1995
Filed: Feb 22, 1994
Inventors
Eric R. Diebold
Richard Kordal
Nigel A. Surridge
Christopher D. Wilsey
Assignee (at issue)
Boehringer Mannheim 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.