Granted Patent
Utility
US 5,979,445 · App. 08/956,358
Laryngeal mask airways and their manufacture
Inventors:
Simon Neame, Eric Pagan
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Oct 23, 1997
Inventors
Simon Neame
Eric Pagan
Assignee (at issue)
Smiths Industries Public Limited Company
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.