Granted Patent
Utility
US 5,147,408 · App. 07/717,559
Prosthetic device and method of implantation
Inventors:
Philip C. Noble, Mary Beth Padgett
Patented Case
View Patent ↗
Granted: Sep 15, 1992
Filed: Jun 19, 1991
Inventors
Philip C. Noble
Mary Beth Padgett
Assignee (at issue)
Pfizer Hospital Products Group, 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.