Granted Patent
Utility
US 5,453,813 · App. 07/796,206
Patient information apparatus
Inventors:
Carl Bernard Arnold, William Stacy Page
Patented Case
View Patent ↗
Granted: Sep 26, 1995
Filed: Nov 22, 1991
Inventors
Carl Bernard Arnold
William Stacy Page
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.