Granted Patent
Utility
US 6,546,930 · App. 09/672,955
Bi-level flow generator with manual standard leak adjustment
Inventors:
Paul F. Emerson, Bradley J. Bonnette, Gary L. Hansen
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Sep 29, 2000
Inventors
Paul F. Emerson
Bradley J. Bonnette
Gary L. Hansen
Assignee (at issue)
MALLINCKRODT LLC
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.