Granted Patent
Utility
US 6,116,243 · App. 09/037,994
Laryngeal mask assemblies
Inventor:
Eric Pagan
Patented Case
View Patent ↗
Granted: Sep 12, 2000
Filed: Mar 11, 1998
Inventor
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.