Granted Patent
Utility
US 5,772,575 · App. 08/532,398
Implantable hearing aid
Inventors:
S. George Lesinski, Armand P. Neukermans
Patented Case
View Patent ↗
Granted: Jun 30, 1998
Filed: Sep 22, 1995
Inventors
S. George Lesinski
Armand P. Neukermans
Assignees (at issue)
S. George Lesinski
Armand P. Neukermans
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.