Granted Patent
Utility
US 5,439,327 · App. 08/224,174
Metal cutting tool
Inventor:
Raphael Wertheim
Patented Case
View Patent ↗
Granted: Aug 8, 1995
Filed: Apr 7, 1994
Inventor
Raphael Wertheim
Assignee (at issue)
Iscar, Ltd.
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.