Granted Patent
Utility
US 5,589,326 · App. 08/180,492
Osmium-containing redox mediator
Inventors:
Zhi David Deng, Gerald Sigler, Nigel A. Surridge, Christopher D. Wilsey, Robert J. McEnroe, Walter Jernigan, Rebecca W. Muddiman
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Dec 30, 1993
Inventors
Zhi David Deng
Gerald Sigler
Nigel A. Surridge
Christopher D. Wilsey
Robert J. McEnroe
Walter Jernigan
Rebecca W. Muddiman
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.