Granted Patent
Utility
US 5,871,012 · App. 08/925,668
Laryngeal mask airways and their manufacture
Inventors:
Simon Neame, Eric Pagan
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Sep 9, 1997
Inventors
Simon Neame
Eric Pagan
Assignee (at issue)
Smiths Industries PLC
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.