Granted Patent
Utility
US 5,433,748 · App. 07/800,522
Auricular implant
Inventor:
Tadeusz Z. Wellisz
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Dec 4, 1991
Inventor
Tadeusz Z. Wellisz
Assignee (at issue)
Porex Technologies Corporation
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.