Granted Patent
Utility
US 6,282,737 · App. 08/801,759
Apparatus for alternating pressure of a low air loss patient support
Inventor:
John H. Vrzalik
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Feb 18, 1997
Inventor
John H. Vrzalik
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.