Granted Patent
Utility
US 6,010,532 · App. 08/755,180
Dual path implantable hearing assistance device
Inventors:
Kai Kroll, Joel A. Kennedy
Patented Case
View Patent ↗
Granted: Jan 4, 2000
Filed: Nov 25, 1996
Inventors
Kai Kroll
Joel A. Kennedy
Assignee (at issue)
St. Croix 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.