Granted Patent
Utility
US 5,230,952 · App. 07/717,221
Sintered composite friction material comprising fluorocarbon resin
Inventor:
H. Lee McCord
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: Jun 17, 1991
Inventor
H. Lee McCord
Assignee (at issue)
COLTEC INDUSTRIES, 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.