Granted Patent
Utility
US 5,890,489 · App. 08/688,650
Method for non-invasive determination of glucose in body fluids
Inventor:
Harry Richardson Elden
Patented Case
View Patent ↗
Granted: Apr 6, 1999
Filed: Jul 30, 1996
Inventor
Harry Richardson Elden
Assignee (at issue)
Dermal Therapy (Barbados) Inc.
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.