Granted Patent
Utility
US 4,755,086 · App. 07/112,322
Cutting insert
Inventor:
Daniel R. Stashko
Patented Case
View Patent ↗
Granted: Jul 5, 1988
Filed: Oct 23, 1987
Inventor
Daniel R. Stashko
Assignee (at issue)
GTE Valenite Corporation
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.