Granted Patent
Utility
US 5,162,038 · App. 07/827,501
Infant warmer open bed
Inventor:
John B. Wilker, Jr.
Patented Case
View Patent ↗
Granted: Nov 10, 1992
Filed: Jan 27, 1992
Inventor
John B. Wilker, Jr.
Assignee (at issue)
HILL-ROM, 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.