Granted Patent
Utility
US 6,142,144 · App. 09/060,891
Intubation instrument
Inventor:
John Allen Pacey
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Apr 15, 1998
Inventor
John Allen Pacey
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.