Granted Patent
Utility
US 5,502,769 · App. 08/233,922
Interface module for programmable hearing instrument
Inventor:
Mark Gilbertson
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Apr 28, 1994
Inventor
Mark Gilbertson
Assignee (at issue)
Starkey Laboratories, 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.