Granted Patent
Utility
US 5,129,117 · App. 07/619,103
Birth assist protection guard
Inventors:
Mary A. Celestina, David W. Williams, David C. Newkirk
Patented Case
View Patent ↗
Granted: Jul 14, 1992
Filed: Nov 28, 1990
Inventors
Mary A. Celestina
David W. Williams
David C. Newkirk
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.