Granted Patent
Utility
US 5,403,262 · App. 08/028,326
Minimum energy tinnitus masker
Inventor:
Timothy D. Gooch
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Mar 9, 1993
Inventor
Timothy D. Gooch
Assignee (at issue)
MICROTEK MEDICAL, 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.