Granted Patent
Utility
US 4,667,399 · App. 06/758,887
Radially assembled spring retaining ring and power gun for assembling same
Inventor:
Wallace H. Berliner
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Jul 25, 1985
Inventor
Wallace H. Berliner
Assignee (at issue)
Waldes Truarc, 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.