Granted Patent
Utility
US 6,457,556 · App. 09/646,163
Catching device for a system for protecting persons working at heights
Inventors:
Toralf Skade, Ronald Mickan
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Sep 12, 2000
Inventors
Toralf Skade
Ronald Mickan
Assignee (at issue)
Soll GmbH
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.