Granted Patent
Utility
US 5,082,626 · App. 07/230,303
Wedge shaped test strip system useful in analyzing test samples, such as whole blood
Inventor:
Henry Grage
Patented Case
View Patent ↗
Granted: Jan 21, 1992
Filed: Aug 8, 1988
Inventor
Henry Grage
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.