Granted Patent
Utility
US 5,753,018 · App. 08/839,568
Resin mixture for friction materials
Inventors:
Robert Anthony Lamport, Julie Mary Biermann-Weaver, Vinod Kumar Jain, Peter Shih
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Apr 14, 1997
Inventors
Robert Anthony Lamport
Julie Mary Biermann-Weaver
Vinod Kumar Jain
Peter Shih
Assignee (at issue)
General Motors LLC
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.