Granted Patent
Utility
US 5,201,765 · App. 07/763,390
Vocal cord medialization prosthesis
Inventors:
James L. Netterville, James Britton Hissong
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Sep 20, 1991
Inventors
James L. Netterville
James Britton Hissong
Assignee (at issue)
Xomed-Treace, 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.