Granted Patent
Utility
US 6,336,237 · App. 09/569,224
Mattress with conditioned airflow
Inventor:
William R. Schmid
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: May 11, 2000
Inventor
William R. Schmid
Assignee (at issue)
Halo Innovations, 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.