Granted Patent
Utility
US 5,111,984 · App. 07/597,212
Method of cutting workpieces having low thermal conductivity
Inventor:
Patrick J. Niedbala
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: Oct 15, 1990
Inventor
Patrick J. Niedbala
Assignee (at issue)
Ford Motor Company
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.