Granted Patent
Utility
US 6,609,517 · App. 09/610,733
Method and apparatus for providing positive airway pressure to a patient
Inventors:
Mark C. Estes, Douglas M. Machlenburg, John Fiore
Patented Case
View Patent ↗
Granted: Aug 26, 2003
Filed: Jul 6, 2000
Inventors
Mark C. Estes
Douglas M. Machlenburg
John Fiore
Assignee (at issue)
Respironics, 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.