Granted Patent
Utility
US 5,267,364 · App. 07/927,957
Therapeutic wave mattress
Inventor:
Craig Volk
Patented Case
View Patent ↗
Granted: Dec 7, 1993
Filed: Aug 11, 1992
Inventor
Craig Volk
Assignee (at issue)
Kinetic Concepts, 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.