Granted Patent
Utility
US 3,999,284 · App. 05/566,733
Method for making a polarographic sensing means
Inventor:
Haim I. Bicher
Patented Case
View Patent ↗
Granted: Dec 28, 1976
Filed: Apr 10, 1975
Inventor
Haim I. Bicher
Assignee (at issue)
Mediscience Technology Corp.
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.