Granted Patent
Utility
US 6,325,978 · App. 09/128,918
Oxygen monitoring and apparatus
Inventors:
Lawrence L. Labuda, Perry R. Blazewicz, Leslie E. Mace, Jerry R. Apperson, Walter A. Cooke
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Aug 4, 1998
Inventors
Lawrence L. Labuda
Perry R. Blazewicz
Leslie E. Mace
Jerry R. Apperson
Walter A. Cooke
Assignee (at issue)
NTC Technology, 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.