Granted Patent
Utility
US 5,524,640 · App. 08/295,250
Infant positioning device
Inventors:
Stephen P. Lisak, Larry Lee Young, Sally B. Whitley
Patented Case
View Patent ↗
Granted: Jun 11, 1996
Filed: Aug 24, 1994
Inventors
Stephen P. Lisak
Larry Lee Young
Sally B. Whitley
Assignees (at issue)
Ryder International Corporation and Research Foundation
The University of Alabama at Birmingham Research Foundation
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.