Granted Patent
Utility
US 4,515,278 · App. 06/551,661
Manifold for monitoring hemodynamic pressure
Inventor:
William A. DeVroom
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: Nov 14, 1983
Inventor
William A. DeVroom
Assignee (at issue)
American Hospital Supply Corp.
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.