Granted Patent
Utility
US 5,456,250 · App. 07/963,164
Laser compatible jet ventilation tube
Inventor:
James Britton Hissong
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Oct 19, 1992
Inventor
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.