Granted Patent
Utility
US 5,463,692 · App. 08/273,200
Sandwich switch construction for a hearing aid
Inventor:
Ricky Lee Fackler
Patented Case
View Patent ↗
Granted: Oct 31, 1995
Filed: Jul 11, 1994
Inventor
Ricky Lee Fackler
Assignee (at issue)
Resistance Technology, 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.