Granted Patent
Utility
US 6,425,396 · App. 09/431,766
Sensing valve motion limiting mechanism for respiratory equipment
Inventors:
Kyle Adriance, James M. Davenport
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: Nov 1, 1999
Inventors
Kyle Adriance
James M. Davenport
Assignee (at issue)
Salter Labs
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.