Granted Patent
Utility
US 6,561,989 · App. 09/877,420
Thin lance and test sensor having same
Inventor:
Robert C. Whitson
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Jun 11, 2001
Inventor
Robert C. Whitson
Assignee (at issue)
Bayer Aktiengesellschaft
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.