Granted Patent
Utility
US 6,216,040 · App. 09/375,462
Implantable microphone system for use with cochlear implantable hearing aids
Inventor:
William Vanbrooks Harrison
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Aug 17, 1999
Inventor
William Vanbrooks Harrison
Assignee (at issue)
Advanced Bionics AG
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.