Granted Patent
Utility
US 6,823,619 · App. 09/848,044
Method and apparatus for suspending a plurality of signs
Inventors:
Kurt Monigle, Charles A. Hahn, Thomas W. Wilson, Jr.
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: May 3, 2001
Inventors
Kurt Monigle
Charles A. Hahn
Thomas W. Wilson, Jr.
Assignee (at issue)
Wizard Co., 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.