Granted Patent
Utility
US 6,692,679 · App. 09/328,080
Cross-linked molded plastic bearings
Inventors:
Donald E. McNulty, Todd Smith
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Jun 8, 1999
Inventors
Donald E. McNulty
Todd Smith
Assignee (at issue)
DePuy Orthopaedics, 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.