Granted Patent
Utility
US 5,615,968 · App. 08/529,967
Hand rail coupler system
Inventors:
Douglas R. Verenski, Thomas Bayer
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Sep 19, 1995
Inventors
Douglas R. Verenski
Thomas Bayer
Assignee (at issue)
Werner Co.
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.