Granted Patent
Utility
US 5,865,678 · App. 08/766,128
Two-piece thrust washer for universal joint
Inventors:
James G. Koedam, Daniel C. Perry
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Dec 16, 1996
Inventors
James G. Koedam
Daniel C. Perry
Assignee (at issue)
DANA LIMITED
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.