Granted Patent
Utility
US 5,227,080 · App. 07/594,938
Intrinsically lubricated material compositions and products thereof
Inventor:
Johnny D. Berry
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Oct 10, 1990
Inventor
Johnny D. Berry
Assignee (at issue)
Integral Consulting 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.