Granted Patent
Utility
US 4,367,990 · App. 06/168,904
Cutting insert
Inventors:
Reuven Porat, Elizer Nessel
Patented Case
View Patent ↗
Granted: Jan 11, 1983
Filed: Jul 14, 1980
Inventors
Reuven Porat
Elizer Nessel
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.