Granted Patent
Utility
US 5,031,508 · App. 07/577,955
Rivet setting tool
Inventor:
Richard J. Babyak
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Sep 5, 1990
Inventor
Richard J. Babyak
Assignee (at issue)
Emhart Inc.
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.