Granted Patent
Utility
US 6,000,853 · App. 09/070,961
Multi-layer engine bearings and method of manufacture
Inventors:
Michael D. Lytwynec, James R. Toth, Daniel E. Dugan
Patented Case
View Patent ↗
Granted: Dec 14, 1999
Filed: May 1, 1998
Inventors
Michael D. Lytwynec
James R. Toth
Daniel E. Dugan
Assignee (at issue)
Federal-Mogul Worldwide, 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.