Granted Patent
Utility
US 5,904,650 · App. 09/169,683
Ball joint retractor
Inventor:
B. Keith Wells
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Oct 9, 1998
Inventor
B. Keith Wells
Assignee (at issue)
Genzyme Corporation
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.